Open the game and select -> Load Backup on the title screen.
The game freezes on load, or you get a “Failed to load save data” error.
This article examines save data behavior, storage locations, backup options, and transfer possibilities for Monster Hunter Stories on Android, focusing on technical details, user-facing options, risks, and practical steps for preserving progress. Assumptions: the user is running a relatively recent Android version (Android 9–13) and a Play Store or official APK installation of Monster Hunter Stories (mobile port of the Nintendo/Capcom title). Exact file names and locations can vary by publisher build and device manufacturer.
I can provide specific troubleshooting steps for your situation.
To protect your save data from device failure or to transfer it to a new phone, you must use the .