For further help, visit the official AetherSX2 Discord or subreddit. Note that AetherSX2 development has ceased, but the app remains functional on many Android devices.
: Get instant access to the Infinite Rocket Launcher, the Chicago Typewriter typewriter gun, and the P.R.L. 412 laser beam. Save Data Resident Evil 4 Aether Sx2
Aether SX2 also offers save states: