mfc90.dll - Analyze and How to Fix Errors

⚠️ Important Notice: dll for Windows applications compatibility and stability improvements. Essential for software execution. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:	32-bit (x86)	Compatible with 32 and 64-bit Windows
Creation date	19.04.2011 05:52:00
File version	9.0.30729.6161
Antivirus scan	✅ Clean	No viruses detected.
Digital signature	✅ Have signed	File have signature, it is original file.
Hash Integrity	✅ MD5: Verified	File Hash protection is missing.
File size	3.6 Mb.	3766600 bytes.

Hashes:

MD5: 5963633010616b25503ee126f55e8de4 ✅
SHA-1: 1cb2080133ac915863e6988b0f377d46cd91e6d5
SHA-256: a1a6f3e18b097ab046e8771a01f8b727a44348b28b82b5beb15ee311ad27cdd6
SHA-512: 562eeab7c6e3ea727441ec6b8a748dc5938a91d7bbee04cdaade9683eee9d02651d3872b7249f8a829fa778378469716ea7a5905f72659a28d362fcc6354c98e

Digital file signature mfc90.dll ✅

✅ This file is compatible with 32-bit Windows and can run on ✅ 64-bit Windows (via the WOW64 subsystem).

To fix the mfc90.dll error without downloading files from risky third-party websites, you must repair or restore the file using official Microsoft tools already on your system.

1. Install or Repair Microsoft Visual C++ 2008 Redistributable

The mfc90.dll file belongs to the Visual C++ 2008 package. Repairing it replaces missing or corrupted copies.

• Open the Control Panel and click Programs and Features.
• Look for Microsoft Visual C++ 2008 Redistributable (X86 or X64).
• Select it and click Change or Repair at the top.
• Follow the prompts and restart your computer.

2. Run System File Checker (SFC)

Windows has a built-in tool that scans and fixes missing system files automatically.

• Type cmd in the Windows search bar.
• Right-click Command Prompt and choose Run as administrator.
• Type sfc /scannow and press Enter.
• Wait for the scan to finish and restart your PC.

3. Use Deployment Image Servicing and Management (DISM)

If SFC fails, the DISM tool fixes the underlying Windows image that SFC uses for repairs.

• Open Command Prompt as an administrator again.
• Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
• Run the sfc /scannow command one more time after DISM finishes.

4. Reinstall the Program Causing the Error

If the error only happens when opening a specific app or game, that program's local copy of the file is broken.

• Uninstall the specific program via Programs and Features.
• Restart your computer.
• Reinstall the program using its original setup installer.

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📊 Diagnostics Tool: Verify Your mfc90.dll File

Worried that the file on your PC has been modified by malware? Drop it into the form below. Our script will verify its file size, cryptographic hash (MD5/SHA-1), and check for a valid Microsoft digital signature.

Connected files:
KERNEL32.dll
├── MSVCR90.dll
├── USER32.dll
├── GDI32.dll
├── SHLWAPI.dll
├── COMCTL32.dll
├── MSIMG32.dll
├── ADVAPI32.dll
├── ws2 32.dll
├── wininet.dll
├── urlmon.dll
├── oledlg.dll
├── oleaut32.dll
├── oleacc.dll
├── ole32.dll
├── odbc32.dll
└── advapi32.dll
Other versions:
️ mfc90.dll 9.0.30729.6161 64-bit (x64)
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️mfc90ita.dll | ️mfc90cht.dll | ️mfc90kor.dll | ️mfc90u.dll | ️mfc90enu.dll | ️mfc90esn.dll | ️mfc90chs.dll | ️mfc90rus.dll | ️mfc90jpn.dll | ️mfc90fra.dll | ️mfc90deu.dll | ️mfc90esp.dll
Microsoft Corporation