Asus P552 hard reset
Before
you buy a new cell phone or new tablet, please try the following
procedure to repair your device. First charge your battery, backup your
important data if possible and in most cases take out SIM and SD card.
It is impossible to recover your data after doing a hard reset, so
online backup is always important. For all of your data, a backup should
be done on an external device, hard drive, raid system or media.
Restoring ASUS P552 default factory settings
Press and hold UP key, then press RESET at same time. Press Call key to confirm, End key to cancel.
Via System restore
This option allows you to restore the device system to its default factory settings.
To restore default settings:
1. Tap > Settings > System tab > Default Settings.
2. Enter ‘1234’ in the Password field and tap OK to confirm that you want to restore to default settings.
3. Tap Yes to start restoring.
WARNING: This option deletes all files stored in your device. Back up your important data to your storage card or computer before restoring to the default settings. Before proceeding with restoring to the default settings, ensure that you remove the microSD card from the device
