Last compatibility tested: Windows 10 22H2 (Build 19045) – Shim engine still functional as of Q2 2025.
A central tool used to apply "shims"—compatibility fixes that mimic older operating systems like Windows XP or Windows 7 for specific applications. microsoft application compatibility toolkit windows 10
To get the most out of the Microsoft Application Compatibility Toolkit, organizations should follow best practices, including: Last compatibility tested: Windows 10 22H2 (Build 19045)
