Release Notes > Version 8.5.8 Release Notes
  
Version 8.5.8 Release Notes
The tables below describe what’s new, important bug fixes, limitations, and known issues for ThingWorx Navigate 8.5.8.
What’s New
Item
Description
Updated Support Information
Browser - Microsoft Edge Chromium and Firefox Extended Support Release (ESR)
ThingWorx Foundation 8.5.8
ThingWorx Integration Runtime 8.0.7
Check out the ThingWorx Navigate Product Compatibility Matrix for detailed information.
Key Bug Fixes
Item
Description
Issue with the Download Drawing Bundle task
Fixed an issue with the Download Drawing Bundle task, which was sometimes fetching an incorrect version of a drawing. The task now always fetches the correct drawing based on the latest iteration of the last revision.
* 
If you are using Windchill 11.2.1, upgrade to Windchill 11.2.1.5 or later versions for this fix.
Issue with downloading secondary attachments in the View Document task
Fixed an issue that was causing the downloading of secondary attachments to fail for the View Document task when ThingWorx Navigate is set up with Windchill authentication and configured with trustedAuth/trustedHosts.
Issue with PostUpgradeConfiguration service when performing a maintenance release upgrade
Fixed an issue that was causing the PostUpgradeConfiguration service to fail when performing a maintenance release upgrade. For instance, upgrading from ThingWorx Navigate 8.5.1 to 8.5.3.
The known issues and limitations documented for ThingWorx Navigate 8.5.0, 8.5.1, and 8.5.3 are also applicable to the current release of ThingWorx Navigate, unless mentioned as fixed.