On Zte Blade A54: How To Open Bootloader Mode

Long-press the Power button and select Power Off. Wait for the device to vibrate or for the screen to go completely dark.

Type adb devices and press Enter. You should see a serial number listed. How to Open Bootloader Mode on ZTE Blade A54

It is common for users to accidentally enter Recovery Mode instead of Bootloader Mode. Long-press the Power button and select Power Off