The OBB file is corrupted or mismatched. Delete the OBB, clear cache, and download a fresh OBB from a reputable source matching the APK’s version number.

| Feature | Description | |---------|-------------| | | Re-adds voice files for NPCs where audio exists in game files but fails to trigger | | Gain normalization | Balances voice volume to be consistently audible over background audio | | Trigger fix | Corrects event flags so voice lines play at the right quest moments | | File integrity check | Verifies no corrupted OGG/WAV voice assets on device | | Compatibility mode | Works across Android 10–14 without breaking saves |

My Time at Portia Voice Fix APK: How to Restore Audio on Android (2026 Guide)

Play the Android version on Windows via BlueStacks or LDPlayer, then use the Voice Fix APK inside the emulator. This circumvents phone-specific driver issues.