Acer A200 Simple Tool V2 _best_
: Select the option to unlock the bootloader. The tablet will reboot and display a lock icon; use the volume keys to select the "unlocked lock" and confirm with the power button.
👉 (https://xdaforums.com/t/root-cwm-unbloat-a200-one-click-tools.1691671/) acer a200 simple tool v2
The tool is designed to easily push custom recoveries (like CWM) to your device. A custom recovery is your gateway to backing up your system and flashing custom ROMs. : Select the option to unlock the bootloader
: The tool will ask if drivers are installed; select "1" for yes or "2" to install them. acer a200 simple tool v2