Is your mouse not working in GTA San Andreas? A common fix involves replacing or modifying the dinput8.dll file, which handles input controls in the game. Follow this simple method to solve mouse issues quickly.

Check out: RZL-Trainer for GTA San Andreas
Fix: Replace dinput8.dll File
Step 1: Download the Correct dinput8.dll File
- Download dinput8.dll fix file from this link: Click Here
Step 2: Replace the File in Your GTA SA Folder
- Locate your GTA San Andreas installation folder (usually C:\Program Files (x86)\Rockstar Games\GTA San Andreas).
- Paste the dinput8.dll into the folder.
Step 3: Run the Game in Compatibility Mode
- Right-click gta_sa.exe → Properties.
- Go to the Compatibility tab.
Check:
- "Run this program in compatibility mode for: Windows XP (Service Pack 3)"
- "Run as administrator"
Click Apply → OK.
Step 4: Test the Mouse in-Game
- Launch GTA San Andreas.
- Check if the mouse now works in menus and gameplay.
Why This Works
The dinput8.dll file manages keyboard and mouse inputs in older games like GTA SA. Sometimes, the original file is outdated or corrupted, causing mouse detection issues. Replacing it with a fresh version often fixes the problem.
Still Not Working? Try This:
- Disable controllers (they can override mouse input).
- Update DirectX (download from Microsoft’s official site).
- Verify game files (if using Steam/Epic Games).
Watch How to Fix this

Conclusion
To fix GTA San Andreas mouse issues, simply replace the dinput8.dll file in your game folder with a working version, then run the game in Windows XP compatibility mode as administrator. This quick solution resolves most mouse control problems by correcting input detection errors in the game's core files. For best results, download the DLL from trusted sources and backup your original file first.
🛈 Note: This article is intended only for educational and informational use.
All mentioned tools or customizations are designed for personal offline gameplay experiences.
We respect the original game developers and do not encourage any unauthorized usage.
⚠️ Disclaimer: This article is for informational purposes only. We do not host or promote illegal or unauthorized modifications. Use of any third-party tools should comply with your local game policies and terms of service.