If the RetroArch core is unstable for you, use standalone OpenBOR:
Cause: The OpenBOR core uses a specific retrocontroller mapping that doesn't match your game’s expected inputs. retroarch openbor core install
Fix:
The OpenBOR core is available on the stable build of RetroArch for Android, but you may need to update your core info files first. If the RetroArch core is unstable for you,
Troubleshooting for Android: If OpenBOR doesn’t appear in the Core Updater, you may need to download the “nightly” build of RetroArch from their website rather than the Google Play Store version. Cause: The OpenBOR core uses a specific retrocontroller
Some OpenBOR games have crackling audio. Fix:
OpenBOR games can vary wildly in performance—some are lightweight (640x480), others are HD (1920x1080) with particle effects. Here’s how to optimize: