Configure AetherSX2 to use the memory card:

Launch Resident Evil 4 → Select “Load Game” → Choose the desired save slot.

Navigate to the following path: Android/data/xyz.aethersx2.android/files/memcards/ .

If you have individual save files (like .max ), you can use the mymc tool on a PC to open your AetherSX2 Mcd001.ps2 card file and import the specific Resident Evil 4 save directly into it. Once the data is imported, you can load your progress: