If your device is powered on and has USB Debugging enabled, you can use a computer with Android Platform Tools installed: Connect your phone to the PC via USB. Open a Command Prompt or Terminal. adb reboot bootloader and press Enter. How to Exit Fastboot Mode Fastboot Mode TECNO Spark 6 Go - HardReset.info
Tap on "Bootloader" or "Fastboot" option. how to open fastboot mode on tecno spark 6 go