In this episode of Defrag Tools, we continue talking about the Windows Upgrade Log files. We delve into the Application and Device Inventory Files, that describe application compatibility issues between OS Releases. The logs pre/post upgrade can be found in: \$Windows.~bt\sources\panther\$Windows.~bt\Sources\Rollback\Windows\Panther\Windows\Panther\NewOSYou can review the logs manually, or use SetupDiag. Contact us at [email protected] and/or @defragtools