With the phone powered off, press and hold simultaneously, then plug in the USB cable. The screen will remain black—this is normal. Your PC will chime a connection sound.

: QPST is essential for "Emergency Download Mode" (EDL) recovery. When a device cannot boot, QFIL can push a raw firmware image directly to the flash storage.

: By accessing NV items, engineers can enable hidden network bands or optimize signal reception in specific regions.