Connect the phone to your PC and run the following command in a terminal: adb reboot bootloader Review & Important Notes
On this screen, your phone accepts commands. To confirm the connection, type:
This is the primary method to bootloader mode on most Nokia smartphones. It does not require a computer, but it requires precise timing.
If the adb reboot bootloader command does nothing, your phone may have a different fastboot trigger. In that case, try: adb reboot fastboot (some Android 13+ devices use this).
: Completely shut down your Nokia 1.4 by holding the Power button and selecting "Power Off."