Tested on Asus Zenfone live zb501kl / Zenfone 3 Go A007
unlock bootloader doesn’t erase your data
- Download zb501kl_ubl_twrp.zip install.
- Turn on internet Connection and run unlock app.
- Click on unlock accept terms and wait for success.
- Done. you have successfully unlocked
- Download zb501kl_ubl_twrp.zip
- Go to Setting>about Phone>type 7 time Build number > Back>Developer Option and Enable Device Debugging And Oem Unlock.
- type command > adb reboot bootloader
flash twrp Type > fastboot flash recovery TWRP_3.2.1-0_zb50kl.img
- Reboot : fastboot Reboot
- Hold together the Volume Up + Power button for a couple of seconds.
- Let go of all keys as soon as the ASUS ZenFone logo appears on the screen.
- Hold together the Volume Down + Power button for a couple of seconds.
- Release Power button as soon as the ASUS ZenFone logo appears on the screen
- Release Volume Down
Use sdk 23 arm