Aethersx2 Failed To Write Bios Image Better < SIMPLE ⟶ >

If none of the above works, the issue is likely a deep Android permission bug specific to your phone manufacturer (common on Xiaomi, Realme, and Samsung devices with “optimized” storage).

Once you have AetherSX2 running, take these steps to avoid repeating the error: aethersx2 failed to write bios image