AppExtension.dll
x86
Windows System
Verified
This is a Core Windows System File
AppExtension.dll is a critical Windows component. If it's missing or corrupted, you should repair Windows rather than replace the file manually.
Recommended: Run System File Checker
sfc /scannow
Open Command Prompt as Administrator and run this command.
Why You Shouldn't Just Download the DLL
- DLLs depend on other DLLs - copying one file won't fix the chain
- Runtime packages register components in Windows correctly
- Version mismatches can cause more problems
- The official installer handles all of this automatically
Compatibility
Windows Server 2022
Windows Server 2019
Windows Server 2016
File Details
- Name
- AppExtension.dll
- Size
- 142 KB
- Version
- 10.0.20348
- Architecture
- x86
- Source
- Windows system
- Part of
- Windows System
Hash Verification
157f14ca386b27aac14b92a75e66862a929ed0c4f869f73b4bb2eed399f768e3
dc3221b8fa2f12f0dcc6c4ba5b2eae78
ADVANCED
Manual DLL Download
Only if installer doesn't work
This is a last resort. Try the official installer first.
Download ZIP
142 KB | x86
3,372 downloads
Manual Installation Steps
- 1 Extract the ZIP file
-
2
Copy to
C:/Windows/SysWOW64/ -
3
If needed:
regsvr32 AppExtension.dll
Official Microsoft source
Malware scanned
SHA-256 verified
Other Versions
AppExtension.dll
x64