| ROM won't load or file is unsupported |
The ROM is in a compressed format (.zip, .rar, .7z) |
Extract the ROM so the file ends in .gba |
| Patched ROM doesn’t work or crashes on startup |
The patch was applied to the incorrect ROM version |
Check the hack's readme for the required ROM version |
| No sound or audio crackling |
Incorrect audio driver selected |
Try switching audio drivers |
| Game runs too fast, or stutters |
Frameskip setting is misconfigured |
Try disabling frameskip |
| Save files not working or lost progress |
Confusion between save states vs in-game saves |
Confirm .sav file is in same folder as ROM |
| Controller is not detected |
Controller was connected after opening mGBA settings |
Click "Refresh" in Controller settings |
| Controller is detected not receiving input |
Controller was disconnected but stored in mGBA's cache |
Restart mGBA |