How To Open Bootloader Mode On Itel A48 -

On your PC, open a command prompt (CMD) in the folder where you have ADB and Fastboot installed.

Press and hold the Volume Up (+) button and the Power button simultaneously. How to Open Bootloader Mode on ITEL A48

Power off your ITEL A48 completely. Wait 10 seconds. On your PC, open a command prompt (CMD)