O&K Print Watch Linux – Version History
January 21, 2026
O&K Print Watch Linux 1.0.0.164
New email reporting module:
- Notifications for every printed document.
- Periodic reports on all printed documents for a specified time interval.
- Summary and detailed print history reports (by printers, users, and groups).
- Reports on current device counter readings.
- Automatic alerts when consumable levels drop to 50%, 20%, 10%, and 1%.
- Support for flexible report scheduling.
Additional improvements:
- Added SMTP timeout setting for reliable integration with any mail server.
- Report templates and localization files are now stored in:
/opt/printwatch/templatesand/opt/printwatch/locales - Summary and detailed print history reports (by printers, users, and groups).
- Reports on current device counter readings.
- Automatic alerts when consumable levels drop to 50%, 20%, 10%, and 1%.
- Overall system stability improved; various bugs fixed.
- SNMP Pantum: detection of consumable levels and internal counters for Pantum devices.
- SNMP Canon & HP: added retrieval of
SerialNumberfrom private MIBs for Canon MF4800 Series, Canon iR2520, and HP LaserJet Professional M1212nf MFP. - PostgreSQL: automatic reconnection to the database server on service startup.
- Configuration security: encryption of sensitive data in settings.
- Licensing: fixed an issue with entering the license key.
- General improvements: multiple bugs fixed; stability and performance enhanced.
- Added support for systems with glibc 2.16.
- Fixed an issue with automatic addition of all printers during the first installation on Linux systems using RPM packages.
- Implemented automatic database cleanup based on specified parameters.
- Optimized reading of settings from the database.
- 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.
- Added the ability to group computers for management and reporting.
- Fixed the error of launching the print monitor in some Linux versions
- Fixed an error with initialization of the license by the number of PCs.
- Fixed some errors.
- Added authorization when accessing the O&K Print Watch web interface.
- Synchronization with remote O&K Print Watch databases is possible only when using an authorization token.
- Fixed bug with saving documents containing quotes in the name in PostgreSQL.
- Fixed error with displaying the status and level of consumables.
- Fixed some errors.
- Added synchronization with remote O&K Print Watch databases.
- Fixed some errors.
- Added mechanism for obtaining consumables data for SNMP-enabled printers.
- Added a report on the current levels of printer consumables.
- Added report on printer consumables replacement history.
- Added Atlant OS support.
- Optimized work with PostgreSQL database with more clients.
- Fixed some errors.