１８
Backup & reset:
to go to submenu "back up my data" and "Factory data
reset". If you choose factory data reset, all data from your tablet's internal
storage will be erased. Choose this option carefully.
About Tablet:
To check information about your tablet, such as Model number,
android version, etc.
VIII. Trouble-shooting
1.
Can not turn on the tablet
Check the tablet’s power level; please charge it before booting up.
2.
No sound from earphone
Check if volume is set to ‘0’. Or earphone may be broken, please change for
another one.
3.
Big noise
Check if there is dust in the earphone or speaker. Check if the file is broken.
4. Application not workable
Possible reasons may be that this app is not compatible with your OS or the
downloaded .apk file is broken so you may need to download a full version.
5. How to delete a Google account?