O&K Print Watch Release Notes | Print Monitoring Updates

Release history

This page contains the complete release history of O&K Print Watch, a print monitoring and print auditing solution for Windows and Linux print servers. Release notes include updates for printer accounting, print job tracking, web reporting, SNMP printer monitoring, consumables control, document preview, licensing, database synchronization and print server management.

Latest release

Latest O&K Print Watch version

Version 4.19.0.5296 was released on May 25, 2026.

This release adds bulk print cost editing, paper size editing in the web interface, improved XPS to PDF conversion, remote synchronization fixes and licensing improvements.

O&K Print Watch 4.19.0.5296

Latest version for print monitoring and printer accounting

Download latest version

Includes the newest features, improvements and bug fixes.

May 25, 2026 O&K Print Watch 4.19.0.5296.

• New print cost configuration features have been added:
• Added bulk editing of print costs.
• Added the ability to copy and paste print costs in the web interface for multiple printers.


• Paper size editing support has been added:
• Added paper size editing in the web interface.
• Fixed an issue with setting the base page cost for paper when editing paper sizes in the Control Program.


• The web interface has been improved:
• Report settings are now saved in cookies.
• Fixed error display when adding printers.
• Fixed currency symbol display.


• Print server improvements and fixes:
• Improved saving XPS documents to PDF.
• Fixed an issue with enabling a printer in the database.
• Added the ability to enable a printer on another print server through the database.
• Fixed an issue during remote synchronization where records could be skipped for print servers in different time zones.


• License handling has been improved:
• License information is now displayed in the main window title.
• Fixed site license validation on Windows Server.

February 24, 2026 O&K Print Watch 4.19.0.5257.

• Improved subscription licensing model:
• Flexible scalability for organizations of any size.
• Simplified license management.
• Improved performance.
• Removed database query limitations for subscription licenses.


• Full support for TSPL (TSC Printer Language) added:
• Print monitoring for TSC barcode and label printers
• Page counting for TSPL documents
• Print job content preview
• Integration with the existing reporting system


• Web interface improvements:
• Report filters are saved in cookies
• Period and filter parameters are preserved between sessions
• Improved user experience in the web interface


• Server improvements and fixes:
• Optimized PDF copy generation of printed documents (reduced database load)
• Fixed calculation of the “Every Month” report delivery period
• Fixed database upgrade error
• Fixed user print quota deletion issue
• Fixed MSI service removal issue
• Fixed license verification issue when using remote mailslots

July 1, 2025 O&K Print Watch 4.19.0.5236.

• Duplicate Email Notifications Fixed: the logic for sending reports on device status changes and consumable level changes has been corrected—duplicate emails will no longer be sent.


• Instant Report Sending from Web Interface: added a “Send Now” button for on-demand distribution of the current status directly from the control panel.


• Expanded SNMP Monitoring:
  • Canon MF4800 Series
  • Canon iR2520
  • HP LaserJet Professional M1212nf MFP
  • Full integration with Pantum printers


• Proper UTF-8 Handling: fixed errors in email report generation—any Unicode characters are now validated and correctly displayed.


• Document Name Conversion Optimization: resolved the issue with truncated print job names for certain PCL drivers—document names now appear in full.


• Web Interface Improvements: visual and functional bugs have been fixed, improving page load speed and overall stability.


• General Fixes and Optimizations: minor bug fixes from the previous version have been implemented for even more reliable system performance.

13 May 2025 O&K Print Watch 4.19.0.5226.

• Improved conversion of PCL, PCLXL, and XPS documents to PDF.
• Fixed an issue with removing a computer from a group.
• Added a counter for selected printers in the device add/remove dialog.
• Fixed date range selection issue in the web interface.
• Added a database information panel to the web interface.
• Enabled deletion of document records and their contents from the database via the web interface.
• General bug fixes and stability improvements.

6 Feb 2025 O&K Print Watch 4.19.0.5213.

• Fixed bug with getting URL for pooling if no remote server is specified.
• Fixed errors with menu display in the web interface.
• Fixed bug： Cannot view the contents of printed documents when connected via RDP to O&K Print Watch management program.
• Fixed bug： PDFs of printed documents are not created when installing O&K Print Watch Service via MSI package.
• Fixed error with license display in web interface.
• Fixed a bug with deleting license by number of PCs from
the database.
• Fixed some bugs.

15 Sep 2024 O&K Print Watch 4.19.0.5201.

• Added display of printing statistics by computer groups.
• Added possibility to combine computers into groups.
• Fixed error with not displayed characters in document name.
• Fixed installer error - Unable to download MS SQL Server Express Edition/LocalDB Edition.
• Correct display of the number of printed pages in the printer queue taking into account the correct number of copies.
• Fixed some bugs.

20 May 2024 O&K Print Watch 4.18.0.5184.

• Added remote database synchronization between Windows and Linux print servers.
• Fixed error of saving PCLXL documents content to PDF.
• Fixed display of e-mail reports in web-interface.
• Added support for printers with long hostname.
• Fixed update when changing filter settings in web-interface.
• Fixed detection of printed document names for some PCL/PCL XL printer drivers.
• Fixed error in displaying consumables replacement history report.
• Fixed some errors.

20 November 2023 O&K Print Watch 4.17.0.5157.

• Fixes for working with PostgreSQL ODBC.
• Optimization of database access with a large number of clients.
• Fixed bug with unreadable characters in document name.
• Fixed error of saving documents with empty name in PostgreSQL.
• Fixed error of converting Russian document names.
• Fixed bug of creating PDF copy of document with only 1 page in licensed version.
• WebUI: New device counters table.
• WebUI: New equipment table.
• WebUI: New consumables status table for each printing device.
• WebUI: New consumable replacement history for each printer.

10 August 2023 O&K Print Watch 4.17.0.5132.

• TLS 1.2 support has been added to the mail client
• WebUI: Fixed bug with displaying color and black and white pages.
• WebUI: Fixed url error in tables of the most actively printing objects.
• WebUI: Added display of document contents on the "Details" tab of an object.
• Updated consumables level definition for new Xerox printer models.
• Added document color detection for some XPIF printer drivers.
• Added ability to delete printers via the web interface.
• Added option to enable/disable printer monitor via web interface.
• Added option to select mode for print action with specified users - only users from the list or all except users from the list.
• Improved performance of user groups when creating and importing.
• Fixed a bug that could cause printer error notifications and consumables downgrade notifications not to be sent out.
• Fixed a bug when updating the database.
• Fixed a bug in calculating printer print quota that only applies to specific users.
• Fixed errors creating a PDF copy of a printed document for some XPS and PCL5 printer drivers.

7 October 2022 O&K Print Watch 4.16.0.5102.

• Updated consumable level definition for new Xerox printer models.
• Added document color detection for some XPIF printer drivers.
• Added ability to delete printers via web interface.
• Added option to enable/disable printer monitor via web interface.
• Added the option to select the mode for printing actions with specified users - only users from the list or all except users from the list.
• Improved the performance of user groups when creating and importing.
• Fixed a bug that could cause printer error and consumable level reduction notifications not to be sent out.
• Fixed a bug when updating a database.
• Fixed a bug in calculating printer quota that only affects specific users.
• Fixed a bug in creating a PDF copy of a printed document for some XPS and PCL5 printer drivers.
• Fixed some errors.

7 October 2022 O&K Print Watch 4.16.0.5102.

• Added the possibility to set print quotas for printer/printer server for specific users/groups only.
• Added the possibility to set printing actions for the printer/printer server for specific users/groups only.
• Fixed a bug in showing device description and consumable level, when using PostgreSQL.
• Read the list of user groups faster.
• Fixed an error in the mailing when printing the document number of pages = NaN.
• Fixed some errors.

8 August 2022 O&K Print Watch 4.16.0.5093.

• Added preview of printed documents in the web interface.
• The contents of printed documents are saved in PDF.
• Fixed some errors.

5 July 2022 O&K Print Watch 4.16.0.5068.

• Fully updated Web-interface.
• Fixed some errors.

19 April 2022 O&K Print Watch 4.16.0.5037

• Added support for PostgreSQL.
• Optimized print cost calculation.
• Added SNMP Community setting.
• Improved WSD scanner.
• Added support for EMF embedded fonts without merged part.
• Fixed deletion of a paper group in the database.
• Fixed some other bugs.

January 21, 2022 O&K Print Watch 4.16.0.5006.

• Added support for consumables for new Canon models.
• Improved handling of printers using WSD ports.
• Fixed a bug with long port names for network printers.
• Improved report distribution.
• Optimized operation when using a sqlite database.
• Fixed errors in report generation in the web interface.
• Corrected some other bugs

August 22, 2021. O&K Print Watch 4.15.0.4960.

• Added support for embedded mergeable fonts when viewing the contents of printed documents.
• Fixed a bug with xsl loading in the web interface.
• Optimized work with the query database to search for duplicates.
• Fixed an error in the generation of some queries when using MS SQL Server.
• Improved fetching SNMP data.
• Added filtering by printers in the web report by built-in device counters.
• Corrected some other bugs

. April 5, 2021. O&K Print Watch 4.15.0.4947.

• Added e-mail report system
• Works better when using SQLite database
• The Groups tab now shows all user groups, not tied to a print server
• Fixed an error with paper group cost
• Corrected some other bugs

. 8 October 2020 O&K Print Watch 4.14.0.4909.

• Added editing of SMTP settings and checking of connection to the mail server in the web-interface.
• Added filtering by the minimum level in the web server hardware consumables report.
• Fixed hanging when reading SNMP data of some network printers.
• Fixed some errors in report generation.
• Fixed an error that caused the appearance of a printer server named O&K Print Watch.
• Fixed some other bugs.

6 February 2020 O&K Print Watch 4.14.0.4866.

• Monitoring consumables for network printers without a print server.
• Optimization of MS SQL Server database queries.
• Fix a delay in updating the consumables level.
• Fixed an error disabling some printers at startup.
• Correctly determine the paper size for PCL XL devices using custom media size.
• Fixed a bug in the page counter for some XPS printer drivers.
• Fixed a delay in updating consumables for some MFPs using HTTP.
• Added the correct colors when displaying the toner level for some HP devices.
• Fixed some minor bugs.

6 July 2019 O&K Print Watch 4.13.0.4806.

• Fixed some minor errors.

6 June 2019 O&K Print Watch 4.13.0.4803.

• Added new WSD scanner for network printer's supplies and consumables.
• Optimizing user's groups.
• Fixed error for supplies part number determination for some printers and MFP.
• Fixed hang up service during shutdown.
• Fixed error to delete printer's supplies from consumables history.
• Fixed pages and copies number counting error for some PCL5/PCL6 printer's drivers.
• Fixed install package conflict with .NET 4.0 Framework.
• Added black&white and color pages to users reports.
• Fixed some minor errors.

14 January 2019 O&K Print Watch 4.13.0.4759.

• Added KIGPL support for KONICA MINOLTA devices.
• Improved color mode detection for XPS printer's drivers.
• Added more detailed support for SNMP hardware data by Canon and Kyocera printers and MFP.
• Added new reports system for hardware counters and printers consumables.
• Fixed some errors.

11 November 2018 O&K Print Watch 4.12.0.4689.

• Added printer's meters report for each printer in the web-interface.
• Added support for Xerox hardware counters.
• Added support for HP devices Advanced API.
• E-mail notifications about printer hardware meters for printed, scanned, copied pages.
• Fixed some errors.

24 September 2018 O&K Print Watch 4.12.0.4673.

• Added support to store printed documents images on a shared disk.
• Added sorting in the printer's consumables report.
• Fixed "Untitled" document name for printer's drivers setting it up by default.
• Added column "Sheets" in csv reports.
• Added consumables report for each printer in the web-interface.
• E-mail notifications about printer status or changes in the level of consumables.
• Fixed some errors.

20 May 2018 O&K Print Watch 4.12.0.4649.

• Added NTLM SMTP authentication support for e-mail reports.
• Fixed web-interface search error.
• Fixed some errors.

25 March 2018 O&K Print Watch 4.12.0.4618.

• Added printed sheets value calculation.
• Improved printers supplies report for large databases.
• Improved objects tree population in Control Program.
• Fixed print quota action for devices with "Keep printed documents" option.
• Added correct page counting for XPS printed documents.
• Added report event by printer supplies changing level.
• Fixed printed document cost calculating error.

11 December 2017 O&K Print Watch 4.11.0.4511.

• Improved WSD (Web Services on Devices) scanner.
• Fixed error in duplex printing recognition for PJL printed jobs.
• Added print job cost field in a printing queue.
• Added support for printers supplies for Lexmark devices.
• Added support for printers supplies for newest Ricoh devices.
• Improved support for printers supplies for Xerox devices.
• Added schedule and sender address settings in e-mail reporting.
• Added monochrome printing prohibition in the print quotas.

28 August 2017 O&K Print Watch 4.11.0.4511.

• Added pre-paid card system.
• Added support for a new SNMP supplies table for HP devices.
• Added current user balance in a web-interface.
• Improved incomplete printing jobs processing.
• Fixed an error IP determination for SNMP devices.
• Improved printing copies determination for EMF print jobs.
• Fixed cleanup of stored printed jobs.
• Optimized scanning WSD devices.
• Fixed an error in unpacking stored printed documents.
• Improved printing copies determination for XPS print jobs.
• Added support for restarted print jobs.
• Fixed an error in printing job size calculation.

3 April 2017 O&K Print Watch 4.11.0.4461.

• Added support for Sharp devices with SPLC (Sharp Printer Language with Compression) printer's driver.
• Fixed supply level value in supplies history report for printers and MFP.
• Optimized storing of printed documents content.
• Fixed number of printed copies determination for ZjStream print drivers.
• Fixed color recognition for Canon printers with CPCA print driver.
• Fixed some others errors.

22 January 2017 O&K Print Watch 4.11.0.4392.

• Added correct paper size determination for PCL XL Kyocera printers.
• Added printed documents viewing for Canon CPCA PCL5e printers.
• Added page counter for Canon CPCA PCL5e printers.
• Added auto update for O&K Print Watch.
• Added supplies history changing report.
• Added device model description in printers reports.
• Added CSV report's export in web-interface.
• Fixed Active Directory synchronization error .
• Optimized import and Active Directory synchronization dialog.
• Added search and filter in printing quotas dialog.
• Added user's description from Active Directory.
• Optimized users and groups loading in printing quotas dialog.
• Fixed some minor errors.

30 January 2016 O&K Print Watch 4.9.0.4040.

• Added support for pages number, copies, paper size, printing mode HBPL(Dell, Epson, and Fuji-Xerox Printer Language) printers.
• Added viewing the content of HBPL printed documents.
• Fixed paging error in web-interface.
• Fixed Active Directory users and groups synchronization.
• Fixed SNMP data extraction error for devices names started with numbers.
• Fixed some minor errors.

30 November 2015 O&K Print Watch 4.9.0.3968.

• Added documents vieweing for print jobs printed on XPIF printer's drivers with PCL 5, PCL XL and Postscript support.
• Added number of copies document determination for XQX printers. E.g., HP LaserJet M1005.
• Added SSL/TLS SNMP servers support. Including gmail.com, mail.yahoo.com and others.
• Fixed some errors.

25 October 2015 O&K Print Watch 4.9.0.3911.

• Added printer's supplies and SNMP data monitoring for WSD (Web Services for Devices Print Service) printers.
• Added documents vieweing for print jobs printed on Canon printers CPCA with PCL XL datatype.
• Improved black-white, color and duplex printing mode detection for Postscript printers.
• Fixed some errors.

7 September 2015 O&K Print Watch 4.9.0.3864.

• Added printing quota by paper size.
• Added printing quota by pages.
• Fixed color mode detection for PCL XL printers.
• Fixed duplex mode detection for PCL XL printers.
• Added multiply users groups membership.
• Show full user name instead of login.
• Added automatic users and groups synchronization from Active Directory.
• Added e-mail reporting when a document printed.
• Added e-mail reporting when printing quota occured.
• Added storing printed jobs images in files on HDD instead of a database store.
• Fixed cleanup and compacting printed jobs records.
• Added page split in web-interface.
• Added detailed print job description in web-interface.
• Fixed some errors.

26 January 2015 O&K Print Watch 4.8.0.3654.

• Added support for Brothers devices supplies.
• Added username field in users groups reports.
• Added support XPIF XML printer drivers.
• Added detailed report for user's printed documents on all printers.
• Fixed some errors.

19 November 2014 O&K Print Watch 4.8.0.3579.

• Added printed jobs image capture for Xerox GDI printing.
• Fixed page count error for some NT EMF print jobs.
• Added support for embedded TrueType and Postscript Type 1 fonts.
• Added paper size determination for Konica Minolta printers.
• Added correct page counter for Xerox GDI printing.
• Fixed error in e-mail reports period.
• Fixed error with calculating printed jobs cost.
• Added Authentication Clients determination by client's IP.
• Fixed error in documents copies counter for Canon CPCA printers.
• SQLite optimization.
• Added support for RICOH/NRG printers supplies.
• Added reports settings in Web-interface.

14 May 2014 O&K Print Watch 4.8.0.3434.

• Added SQLite database support.
• Added MS SQL Server 2012 Express support.
• Added Spanish translation.
• Fixed some errors.

30 March 2014 O&K Print Watch 4.8.0.3351.

• Added printer's supplies report.
• Added e-mail notifications with low level printers supplies (E.g. toner, ink, drum).
• Added vieweing of XPS printed documents.
• Fixed page counter error for Canon CPCA printers. (E.g. Canon iR-ADV C9065/9075)
• Fixed some errors.

16 December 2013 O&K Print Watch 4.7.0.3269.

• Added copy to clipboard option in "Details" printer stats reports.
• Improved print history report's navigation.
• Fixed some errors.

6 November 2013 O&K Print Watch 4.7.0.3256.

• Added pages and copies counter for LIDL (Lightweight Interface Device Language) printers. E.g., HP DeskJet 3600.
• Fixed paper size determination for some Postscript printers.
• Fixed some errors.

10 October 2013 O&K Print Watch 4.7.0.3230.

• Added printers supplies report in Control Program.
• Added paper size determination in EPS print jobs.
• Fixed error in PCL XL delta-row images compression.
• Fixed some errors.

12 September 2013 O&K Print Watch 4.7.0.3212.

• Fixed printed jobs rendering errors for some PCL XL printers. E.g. HP Laser Jet 5200.
• Fixed printed jobs rendering errors for some PCL5 wide-printers. E.g. HP DesignJet T610.
• Fixed some errors.

19 August 2013 O&K Print Watch 4.7.0.3208.

• Added support for Authentication Clients with the same user's names.
• Fixed some errors.

23 July 2013 O&K Print Watch 4.7.0.3191.

• Database optimization for print jobs images store.
• Fixed database overflow for high-load printing.
• Fixed From subject error in e-mail print history reports.
• Fixed some errors.

2 May 2013 O&K Print Watch 4.7.0.3133

• New feature - Forbid printing a document in color.
• New feature - Allow to print a document in duplex mode only.
• Added SNMP support for Kyocera printers and MFP.
• Fixed: some minor bugs.

25 April 2013 O&K Print Watch 4.7.0.3120

• New feature - Save a printed document as PDF.
• Added Web-server Portuguese translation.
• Fixed: printed document name determination for some PCL6 printer's drivers.
• Fixed: some minor bugs.

25 February 2013 O&K Print Watch 4.7.0.3102

• Fixed error in PCL6 image decoder.
• Fixed error in SQL database creation script.
• Fixed error in database deadlock after entering license.
• Fixed error in a getting printers list on some print-cluster configurations.
• Fixed error in O&K Print Watch Server freezing on start in some cases.
• Fixed copy documents determination for some PCL5 drivers.
• Unlimited printers in trial mode.

7 February 2013 O&K Print Watch 4.7.0.3074

• Final release version 4.7.

23 January 2013 O&K Print Watch 4.7.0.3058 Beta

• Using MS SQL Server 2012 LocalDB и MS SQL Server 2008 R2 Express as default database servers.
• Improving loading objects-tree in WEB-Server.
• Fixed error with printer toner level.
• Fixed printer charging cost setting error.
• Fixed some minor errors.

8 October 2012 O&K Print Watch 4.7.0.2922 Beta

• Web-Server:
• Added report by print-servers.
• Added servers and printers management.
• Added license information.
• Added database settings.
• Added common setting page.
• Added report by printer's supplies, toner, ink cartridges.
• Added user authentication.
• Added database cleanup.
• Added search.
• Core-server:
• Added data synchronization between OΚ Print Watch servers.
• New printed documents images saving engine.
• Added support for server sleep/stand by.
• Fixed database connection lost error.
• Fixed some minor errors.
• SNMP module:
• Added ink and toner cartridges history.
• Automatic printers IP resolving.
• Fixed SNMP-connector errors.

4 September 2012 O&K Print Watch 4.6.0.2852

• Fixed errors with documents names for Kyocera PCL printers.
• Fixed errors with non-ASCII symbols in SNMP device supplies.
• Fixed some errors.

8 June 2012 O&K Print Watch 4.6.0.2832

• Added support for OCE plotters. Paper size, page count, printed job image.
• Fixed some errors.

12 February 2012 O&K Print Watch 4.6.0.2777

• Added support for Kyocera paper sizes.
• Added reports by supplies.
• Improved http-server.
• Added support for custom paper sizes.
• Added SNMP support for WDS printers.
• Improved SNMP printers pooling.
• Changed cost calculation for duplex printed jobs.
• Fixed some errors.

28 January 2011 O&K Print Watch 4.6.0.2507

• Added print-clusters support.
• Added SNMP settings for Brother, Ricoh, Gestetner printers.
• Fixed some errors.

8 February 2010 O&K Print Watch 4.4.0.2203

• Added XQX printer language support. E.g. HP LaserJet M1005, HP LaserJet P1505.
• Added object description.
• Fixed some errors.

1 July 2009 O&K Print Watch 4.4.

• Final release.
• Added report system.
• Fixed some errors.

25 March 2009 O&K Print Watch 4.4 Beta.

• New Control Program.
• NTLM-authentication in WEB-Server O&K Print Watch.
• Automatic clean up database.
• Using SQL Server 2005 Express as default database-server.
• Oracle database server support.
• Fixed some errors.

14 November 2008 O&K Printer Viewer 2.2.

• Added Postscript documents viewing.
• Fixed some errors.

8 September 2008 O&K Printer Viewer 2.1.

• Added support for delta row compression in PCL XL documents.
• Added support for JPEG compression in PCL XL documents.
• Added support for true type large fonts in PCL documents.
• Fixed some errors.

29 May 2008 O&K Print Watch 4.3.1597.

• Add print job vieweing for Samsung Printer Language Color printers. E.g. Samsung CLX-216x Series.
• Fixed errors in PCL-XL JetReady rendering and page counter engine.
• Fixed some errors.

29 November 2007 O&K Print Watch 4.3.1393.

• Final release.
• Fixed some errors.

15 August 2007 O&K Print Watch 4.3.1213 Beta.

• Add common database for several servers.
• Fixed errors with keeping printed documents in the print queue.
• Fixed some errors.

8 June 2007 O&K Print Watch 4.21.1166.

• Add printing accounts.
• Add copy & paste for printing quotas.
• Fixed some errors.

2 April 2007 O&K Print Watch 4.2.1074.

• Added Authentication Client for pin-code or password printing.
• Added charts in the web-interface.
• Added support for Canon ScoA printers.
• Fixed error with a deletion printed jobs from queue.
• Fixed some errors.

14 February 2007 O&K Print Watch 4.1.973.

• Fixed wrong page count for some RICOH PCL drivers. E.g. Ricoh Aficio 551.
• Fixed some errors.

31 January 2007 O&K Print Watch 4.1.952.

• Added printed jobs viewing as image for GDI-printers. E.g. HP Laser Jet 1020.
• Fixed some errors.

24th January 2007 O&K Print Watch 4.1.926.

• Add users tab tree.
• Add local and Active Directory users/groups import.
• Add report filter settings.
• Fixed some errors.

18th August 2006 O&K Print Watch 4.0.772.

• Add QPDL printers language support. QPDL is used by some printers manufactured by Samsung, Xerox, Dell. E.g. Samsung ML-1520, Xerox Phaser 6100BD.
• Fixed some minor bugs.

26th June 2006 O&K Print Watch 4.0.

• Add users group.
• Add printing quotas for users, groups, printers.
• Add limit document printing by pages or cost.
• Add limit document printing with restricted keywords in the name.
• Add viewing images of printed jobs.
• More productive and fast server.

2th November 2005 O&K Print Watch 3.21.

• Add loading diagram for particular printer, user and computer.
• Add reports auto refresh settings.
• Add more correctly print job name determination.
• Released Russian version.
• Fixed some minor bugs.

8th September 2005 O&K Print Watch 3.2.

• Add web interface for report viewing.
• Add support of automatic installation on MS SQL Server.
• Fixed some minor bugs.

12th July 2005 O&K Print Watch 3.14.

• Add support for ZIMF Zenographics printers language. It uses some GDI printers. E.g. - HP LaserJet 1010, Minolta PP 1200W and others.
• Fixed bug with password mismatch.
• Fixed some minor bugs.

22th June 2005 O&K Print Watch 3.13

• Add password protection for program run.
• Fixed wrong copies determination for some Konica-Minolta PCL printers.
• Fixed some minor bugs.

11th May 2005 O&K Print Watch 3.12.

• Add support for PCL3GUI plotters.
• Add support for ESC/PAGE printers.
• Fixed some minor bugs.

29th March 2005 O&K Print Watch 3.11.

• Distributive of 3.1 version included old print-processor. It may cause crush Printer Spooler.

28th March 2005 O&K Print Watch 3.1.

• Change app look style.
• Add charts reports.
• Add total values in each report.
• Add export to MS Excel.
• Fixed errors with number of copies determination for some Postscript printers.
• Fixed error with skipping some printed jobs.
• Fixed some minor bugs.

15th March 2005 O&K Print Watch 3.06.

• Added support for BJL COMMANDS and for BJ Raster Image Commands. Now O&K Print Watch supports the most of Canon printers.
• Fixed error with wrong pages count for some printers.
• Fixed error with compacting database.
• Fixed some minor bugs.

18th February 2005 O&K Print Watch 3.05.

• Fixed error with the zero pages count for Remote Downlevel Document.
• Fixed error with installation license.
• Fixed error with wrong total cost.

09th February 2005 O&K Print Watch 3.04.

• Fixed error with the wrong pages count for some RAW print jobs.
• Fixed error with passing some print jobs.
• Fixed error with 0 page's cost.

03th February 2005 O&K Print Watch 3.03.

• Fixed error with evaluation license.

O&K Print Watch 3.02.

• Changed print-processor. In some cases it crashed the spooler service.

31th January 2005 O&K Print Watch 3.01.

• Added UNICODE support for East Asian languages.
• Added users' impersonation for printing management.
• Removing some debug information from modules.

26th January 2005 O&K Print Watch 3.00 Final Release.

• Fixed all known bugs.

18th January 2005 O&K Print Watch 3.00 Beta 5 is released.

• Fixed error with duplicate entries in users and computers reports.
• Fixed error with multiple copies printing.
• Fixed some minor bugs.

12th January 2005 O&K Print Watch 3.00 Beta 4 is released.

• Fixed error with using MS SQL Server as database source.
• Fixed some minor bugs.
• Changed licensing mechanism.

2th November 2004 O&K Print Watch 3.00 Beta 3 is released.

• Fixed error with stopping service.
• Fixed error with "Local Downlevel document" detection.
• Fixed Control Program crashes after removing printers from watch.

28th October 2004 O&K Print Watch 3.00 Beta 2 is released.

• Added MDAC version detection.
• Fixed error with print-processor installation.
• Some minor bugs are fixed.

22th October 2004 O&K Print Watch 3.00 Beta is released.

• Added remote administration for print-server.
• Changed engine of service.
• Some bugs are fixed.

21th November 2003 O&K Print Watch 2.41 is released.

• Now it is possible to forbid and pause printing from a user.
• The method of determining the number of printed pages is revised.
• The bug in deleting temporary files is fixed.
• The bug in determining the size of a print job in bytes is fixed.
• Fixed some minor bugs.

29th July 2003 O&K Print Watch 2.40 is released.

• Fixed error with huge asm files for Canon printer drivers.
• Fixed some minor bugs.

8th July 2003 O&K Print Watch 2.39 is released.

• Added support for GDI printers(e.g. HP Laser Jet 1000).
• Added print usage report for ALL printers.
• Fixed error with wrong page determination for PCL printers with UNICODE usage.
• Fixed some minor bugs.

3th June 2003 O&K Print Watch 2.38 is released.

• Added support for Canon laser printers.
• Fixed some minor bugs.

16th May 2003 O&K Print Watch 2.37 is released.

• Added support for Epson Remote Commands(Epson Stylus Photo, Epson Stylus Color).
• Changed charging model.
• Fixed some minor bugs.

6th April 2003 O&K Print Watch 2.36 is released.

• Fixed wrong pages number for some Postscript printers.
• Added support for Oce Plotters with RFC(Remote Format Control).
• Added support for AutoCAD HDI plotter's driver.
• Fixed some minor bugs.

7th March 2003 O&K Print Watch 2.35 is released.

• Added Zj-Stream support for Minolta QMS, Canon BJC, Epson Stylus(PRO), Xerox WorkCentre printers.
• Added HP RTL(Raster Transfer Language) support for HP Color LaserJet and DesignJet printers.
• Added support for Kyocera PCL6 printers(e.g. Kyocera Mita FS-1010 KX).
• Fixed wrong pages number for some PCL 6(XL) printers.

31th January 2003 O&K Print Watch 2.34 is released.

• Fixed wrong pages number for some PCL 6(XL) printers.
• Fixed 100% CPU usage bug for some Postscript printers.
• Fixed wrong paper cost charging for discount options.

17th December 2002 O&K Print Watch 2.33 is released.

• Fixed zero pages number for large print jobs.
• Fixed wrong pages number for some PCL 5C printers.
• Fixed wrong pages number for Postscript driver not using PJL.
• Fixed some minor bugs.

2th December 2002 O&K Print Watch 2.32 is released.

• Added print charging system allowing different costs for each printer.
• Added PCL XL revision 3 support for some PCL printers.(e.g. support HP Color LaserJet 4600).
• Updated page counter engine.
• Fixed some minor bugs.

19th November 2002 O&K Print Watch 2.31 is released.

• Added determination color and duplex mode for each print job.
• Added advanced records delete option.
• Added database compact and repair.
• Updated page counter engine.
• Fixed some minor bugs.

20th October 2002 O&K Print Watch 2.3 is released.

• Added support for color HP(tm) printers.
• Added support for Windows NT 4.0.
• Added export reports to HTML format.
• Fixed error with 0 page count for some remote print jobs.
• Fixed some minor bugs.

19th August 2002 O&K Print Watch 2.2 is released.

• Added control of the printer's queue.Restart, pause and delete jobs.Changes user notifies name and job's priority. Change document default properties.
• Added printer's administration tools.Change printer default properties, change default printer, pause printer, purge all printing jobs.
• Colorize printers based on your select.Such as: Printers with error show up in red, printers with many jobs show up in blue.
• Sort users and computers by the names in the left tree view for more usability.
• Changed registration mechanism. Registered users may get new registration keys freely. It's available by request.

1th June 2002 O&K Print Watch 2.1 is released.

• Fixed error with the wrong number of pages determination by print several copies of the document from some applications(MS Word, MS Excel and some others).
• Fixed error with zero number of pages by print from non Windows NT/2000/XP computers to printer installed on the Windows XP computer.
• Fixed error with 99% CPU usage in the WatchSrv.exe
• Fixed error with the crash O&K Print Watch service on the system with the large numbers of printers.
• Fixed some minor bugs.
• Supports Windows 2000/XP only.

4th March 2002 O&K Print Watch 2.02 is released.

• Added dynamical update of any reports, when print job is appear.
• Increase number of threads for work with mdb database.
• Fixed some minor bugs.

24th January 2002 O&K Print Watch 2.01 is released.

• Added search in each report.
• Added sort in each report.
• Fixed some minor bugs.

13th October 2001 O&K Print Watch 2.0 is released.

• Change engine of the determination pages number.
• Full change of the report view program. More reports,more flexibility
• Add information for the paper size of the print job.
• Store all print job data in the Microsoft Access format.Export no more need.
• Fixed some errors.
• Change cost to the $69.95 USD

29th July 2001 O&K Print Watch 1.25 is released.

• The incorrect definition of number of pages for local print jobs is fixed.

18th July 2001 O&K Print Watch 1.24 is released.

• Fixed some errors for page counter.

15th June 2001 O&K Print Watch 1.23 is released.

• Added support for PCL6.

11th November 2000 O&K Print Watch 1.22 is released.

• Error "Access memory violation" in the WatchSrv.exe is fixed.

08th August 2000 O&K Print Watch 1.21 is released.

• Incorrect definition of number pages for some PCL and Postscript-printers is fixed.

12th June 2000 O&K Print Watch 1.2 is now released!

• Support for unlimited number of printers for one print-server.
• Export print jobs data in Microsoft Access2000 format

29th January 2000 O&K Print Watch 1.1 build 4 released.

• Incorrect definition of number pages for some PCL-printers (e.g. HP LaserJet 4500) is fixed.
• Error "Access memory violation" in the WatchSrv.exe is fixed.

26th December 1999

• Add O&K Print Watch User's Manual in the German.

13th October 1999 O&K Print Watch 1.1 build 3 released.

• Incorrect definition of number pages for some PCL-printers (e.g. HP LaserJet 1100) is fixed.

23th September 1999 O&K Print Watch 1.1 build 2 released.

• Some few bugs are fixed.

11th September 1999 O&K Print Watch 1.1 is now released.

• See What's new section.
• The design of this page is completely changed.