Safe
Free

rtmcodecs.dll

x64 Windows System
Verified

This is a Core Windows System File

rtmcodecs.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
rtmcodecs.dll
Size
1.04 MB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

9bf0706ae55b5d392042dd364e21c56ea6922036741988c9b4ecb621e2a90844
7b2fb7f1efb8fe97afca278f5c78ee92
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

1.04 MB | x64

4,299 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

rtmcodecs.dll
x86