If you own a phone made after 2020, the PES 2012 APK from Play.mob.org will likely only work on an emulator (like VPhoneGaga) or a rooted device with a 32-bit binder.
If you cannot get the Play.mob.org version to work, here are better alternatives for that classic feel: pes 2012 apk play.mob.org
Respect the legend, but don't risk your security for a memory. If you own a phone made after 2020,
Unlike modern eFootball titles that require high-end processors, PES 2012 runs smoothly on almost any legacy or budget Android device. Understanding the "Play.mob.org" Legacy pes 2012 apk play.mob.org