How to enter BLU Advance 4.0 A270a Recovery Mode and Hard reset / Pattern Unlock.
Recovery Mode BLU Advance 4.0 A270a
- Turn off the device
- Press and hold Volume Up key + Power Key for A few seconds or ( Press and hold Volume Up key + Volume Down key and Power key )
- Release all key when a menu appears on the screen with 2 options
- Press Volume Up key to enter Recovery Mode
- Use Volume key to select Menu and Use Power key to Confirm or Execute Menu
Hard reset BLU Advance 4.0 A270a
- In Recovery Mode, use Volume keys to select wipe data / factory reset
- Press Power key to confirm
- Use Volume keys to select Yes — delete all user data
- Press power key to confirm
- Use Volume keys to select Reboot system now
- Press power key to confirm
Hard reset using Settings Menu
- Turn on the device
- Select Apps
- Select Settings
- Select Backup and reset
- Select Factory data reset
- Select Reset device
- Select Erase Everything
Warning! If you perform a hard reset, make sure to back up important data. The data can not be recovered after perform a hard reset. If you forgot your unlock pattern, It will remove your forgotten pattern unlock.