Com.swfp.factory ~upd~ Today

Or via a hardware key combination (e.g., Volume Down + Power during boot).

: It is a hardware-diagnostic field test kit primarily used by manufacturers (like Xiaomi, ASUS, and Transsion/Infinix) to test the device's fingerprint sensor. com.swfp.factory

In a factory environment, the app is triggered via a in the dialer or a setprop command in a factory script: Or via a hardware key combination (e