How To Open Fastboot Mode On Tecno Spark 6 Go Here
Tap on 7 times until it says "You are now a developer". Go back to Settings > System > Developer Options . Toggle on USB Debugging .
If the hardware keys aren't working for you, or if you have already booted into the system, you can use ADB to reboot directly into Fastboot Mode. how to open fastboot mode on tecno spark 6 go
Fastboot mode is used for flashing firmware and unlocking bootloaders. Do not connect your phone to a PC while in Fastboot mode unless you are performing specific repairs, as incorrect driver installations can cause software issues. Tap on 7 times until it says "You are now a developer"