Concept垫片 / shim
Compatibility Shim
A layer in the Windows operating system that corrects application behavior. Using matching rules from a compatibility database, it intercepts or rewrites specific API calls to emulate an older environment so that programs run correctly.
Timeline (last 90 days)
Oct 27
Compatibility shims are a layer of behavior-correction mechanisms that Windows injects at application load and runtime; the system maintains an application compatibility database that matches rules by characteristics such as executable name, version number and publisher, and on a hit, intercepts or rewrites specific API calls.
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