msvcp90.dll Safe Fix Guide
VC++ 2008 standard C++ runtime
β Recommended fix β Install Visual C++ Redistributable
msvcp90.dll belongs to Visual C++ 2008 Redistributable. The correct fix is downloading and installing the matching Microsoft Visual C++ Redistributable β not a single DLL file. The merged installer (VS 2015-2022) typically covers everything in that range in one shot.
Other paths
Run the Windows System File Checker
Open PowerShell as Administrator and run, in order:
sfc /scannow
DISM /Online /Cleanup-Image /RestoreHealthFixes the majority of system-level DLL damage.
Reinstall the program from the vendor
If a specific program throws the error (not a boot or desktop error), download the installer from the vendor and reinstall cleanly. Steam / Epic also have "Verify game files" features.
About msvcp90.dll
| File name | msvcp90.dll |
|---|---|
| Belongs to | Visual C++ 2008 Redistributable |
| Category | Visual C++ Runtime |
| VC++ version | Visual C++ 2008 |
| Architecture | 32-bit and 64-bit |
| Official source | https://learn.microsoft.com/cpp/windows/latest-supported-vc-redist |
β Safety reminder:
Do not pick up
msvcp90.dll from "DLL download sites" or
"msvcp90.dll repair.exe" links. Manually placing it into System32 risks
version-mismatch, bitness errors, and malicious code injection.
Other DLLs in the same family
msvcp50.dllVisual C++ 5.0 Redistributablemsvcr50.dllVisual C++ 5.0 Redistributablemsvcp60.dllVisual C++ 6.0 Redistributablemsvcp70.dllVisual C++ 2002 Redistributablemsvcr70.dllVisual C++ 2002 Redistributablemsvcp71.dllVisual C++ 2003 Redistributablemsvcr71.dllVisual C++ 2003 Redistributablemsvcp80.dllVisual C++ 2005 Redistributable