msls31.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: dll file safely. Fix Windows error codes with our reliable DLL download. Essential for system stability. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:	other	️ Not detected
Antivirus scan	✅ Clean	No viruses detected.
Digital signature	🟡 Not signed	Signature missing. The file may have been modified.
Hash Integrity	ℹ️ Unverified	File Hash protection is missing.
File size	661 bytes.	661 bytes.

Hashes:

MD5: 2a922c6923ee957cb73aa3988a4fd6e5
SHA-1: 975c0d8acd2bdaf508fbc4825aa06ce769878d02
SHA-256: e6bbb599fd09c29e066e89f7d672ced49e2e7a262e3ffd04731dd20e02bc375a
SHA-512: 39e1eaca576c3eb9becde084d1be7563041da05eaa63b5ab16e6b39c24d621d78e0e9ba4f71036385d30e891fec952c037bc4ff1c85f6d32ad0e1fa51ee488b9

To fix the msls31.dll error without downloading files from third-party websites, use these official Windows built-in tools.

1. Run SFC Scan

The System File Checker repairs missing or corrupted system files.

Open Start.
Type cmd.
Right-click Command Prompt.
Select Run as administrator.
Type sfc /scannow.
Press Enter.
Restart your PC.

2. Run DISM Tool

If SFC fails, use the Deployment Image Servicing and Management tool to fix the system image.

Open Command Prompt as administrator.
Type DISM /Online /Cleanup-Image /RestoreHealth.
Press Enter.
Wait for completion.
Restart your PC.

3. Re-register the DLL

If the file exists but Windows cannot read it, re-register it via command line.

Open Command Prompt as administrator.
Type regsvr32 msls31.dll.
Press Enter.
Click OK on the confirmation popup.

4. Reinstall the Affecting Program

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

Open Settings (Win + I).
Go to Apps > Installed apps.
Find the broken program.
Click Uninstall.
Reinstall the program using its official installer.

5. Run Windows Update

Windows Update frequently replaces outdated or corrupted system DLL files automatically.

Open Settings (Win + I).
Click Windows Update.
Click Check for updates.
Install all available updates.
Restart your computer.

📊 Diagnostics Tool: Verify Your `msls31.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.

Other versions:
️ msls31.dll 3.10.349.0 32-bit (x86) | ️ msls31.dll 3.10.349.0 64-bit (x64)