Over the coming week, we will be releasing an update to MAV agents, starting Tuesday, November 3rd. The changes will be available across all regions by end of week (November 6th).
🛠️ Key Changes:
- Added support for Windows 11 version 26H2.
- Osquery has been upgraded to version 5.23.1.
- Setupdownloader has been renamed to Endpoint Security Downloader. Its interface was also improved to reduce memory usage.
- Endpoint Security Downloader now displays Japanese characters correctly.
- The Quarantine window now shows users only the files quarantined during their own session. Admins can also see files quarantined by system processes.
- Product maintenance and quality improvements.
- Important: During the updates to 8.26.10.670, the Microsoft Exchange Transport service will be stopped.
🔧 Resolved issues:
- Corrected several translation errors in the Spanish, French, Italian and Romanian interfaces.
- Corrected several translation errors in the Chinese version of BEST.
- Fixed an issue where Full Scan results reported infected files without displaying them in the scan logs.
- Resolved an issue that affected reinstalling the security agent after a complete Windows reset.
- Fixed an issue where the new BEST GUI became unresponsive and caused performance issues when scan results were generated.
- Resolved an issue where detections were incorrectly attributed to the last logged-in user instead of the user who triggered them.
- Resolved an issue that caused SHA-256 information to be missing from On-access Scanning detections.
- Resolved an issue that could result in unintended file permissions on the operating system.
- Resolved an issue where the security agent could cause critical operating system errors (BSOD).
- Fixed an issue that prevented scan options from being displayed in the context menu for Windows drives.
- Security fixes.
- Product maintenance updates
🗓️ Deployment Schedule
- MAV APAC – November 3rd, 2026, starting at 08:00 AM EST / 01:00 PM UK / 03:00 PM Bucharest
- MAV EU-Central – November 4th, 2026, starting at 02:00 AM EST / 07:00 AM UK / 09:00 AM Bucharest
- MAV EU-West – November 4th, 2026, starting at 04:00 AM EST / 09:00 AM UK / 11:00 AM Bucharest
- MAV US – November 5th, 2026, starting at 04:00 AM EST / 09:00 AM UK / 11:00 AM Bucharest