In the world of mobile repair, "Premia72per" is often a firmware build identifier. It is frequently associated with:

Often found on various local or white-label brands (like those sold in South Asia or Southeast Asia).

Flashing will erase all photos, contacts, and apps.

Removing forgotten PINs, patterns, or FRP (Factory Reset Protection) locks.

Fixing "Invalid IMEI" or network signal issues after a bad software update.