: Release both keys the moment you see the official Fastboot Mode or Factory Mode text display on the screen.
fastboot devices # should return your device ID fastboot flashing unlock # to unlock the bootloader (if OEM unlocking was enabled) how to open fastboot mode on oppo a37 better
Whichever method you choose, fulfilling these prerequisites will ensure a smoother and safer experience. : Release both keys the moment you see
: Your device will automatically restart into Fastboot mode. Exiting Fastboot Mode how to open fastboot mode on oppo a37 better
If your device is listed with a string of random characters, type the final command to force the reboot: adb reboot bootloader Use code with caution.
Some Oppo A37 models respond to a different button combination. Try this if the standard method doesn't work: