refsutil.exe - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: exe for managing reference assemblies in .NET projects efficiently. Optimize your development workflow with this essential tool. 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	51.4 kb.	52632 bytes.

Hashes:

MD5: 33df344bc05417833f626f866a01f825
SHA-1: 3e7bbea019fd247324149faece6adcec6a41de29
SHA-256: 83554ebc3f8983b18963bbad80920d7cedb7f35ad7b7bee2ef3c22786cacc114
SHA-512: f42c7714efcd9a72aef42522c5bafde0c575647424c8c236bf6b1070362ead7327e2945f4995a12d4b62c9616decdb83266fee31ee1e758293fc12d970043d00

You can fix refsutil.exe errors without downloading anything by using built-in Windows repair tools. This file is the Resilient File System (ReFS) Utility, and errors usually mean system corruption or a failing drive.

Run SFC and DISM

Windows can automatically find and replace corrupted system files.

Right-click the Start button.
Select Terminal (Admin) or Command Prompt (Admin).
Type sfc /scannow and press Enter.
Wait for the scan to finish completely.
Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
Restart your computer.

Run Check Disk (Chkdsk)

File system errors on your drive can cause this executable to crash.

Open Command Prompt (Admin) again.
Type chkdsk C: /f /r (replace C: with your drive letter if needed).
Press Enter.
Type Y if prompted to schedule the scan on the next reboot.
Restart your PC to let the tool scan and fix the drive.

Use Windows Update

An outdated system can cause file mismatches.

Open Windows Settings (Press Win + I).
Click on Windows Update.
Click Check for updates.
Install all pending updates and restart.

📊 Diagnostics Tool: Verify Your `refsutil.exe` 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:
️ refsutil.exe 10.0.19041.5794 64-bit (x64)
Similar files:
️refsutil.exe.mui