Safe
Free

mstscax.dll

x64 Windows System
Verified

This is a Core Windows System File

mstscax.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
mstscax.dll
Size
8.51 MB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

90b1ecda363acc7e5219ebd882eec61046506631e6c795f8c5d7936a26a9a2a2
6770391f06818867bfb28601733ac48b
ADVANCED

Manual DLL Download

Only if installer doesn't work

This is a last resort. Try the official installer first.
Download ZIP

8.51 MB | x64

984 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/System32/
  3. 3 If needed: regsvr32 mstscax.dll

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

mstscax.dll
x86