Optional: Uncheck "Backup original file" if you already have a backup copy elsewhere.
AetherSX2 does not always require the base game file to be permanently altered. It can apply "live" patches using supplementary files: aethersx2 file types patched
: Bypassing anti-piracy screens or fixing graphical glitches inherent to emulation. Common Patch File Formats Optional: Uncheck "Backup original file" if you already