Answer 1

Hello

You have to hard reset your Mobicel A1 . Please note that all data stored in phone storage will lost after a succesfull hard reset. 

1. Turn off your Mobicel A1 
2. Press and hold both Volume up and the Power button until it turns on' See other combinations here http://satechhelp.co.za/3548/Access-Android-Recovery-Virtually-Android-Smartphones-Tablets.
3. If you come across the "No command" mode then try the following to bypass it to recovery mode:
   Tap the Power key
   Tap the Volume down or up
   Tap the Volume down/up together with the Power key
4. Scroll to 'Wipe data/ factory restore' (scroll with Volume Down)
5. Confirm selection with the Power button
6. Scroll to 'Yes---delete all user data'
7. Again, confirm with the Power button
8. Wait until you see Wiping complete
9. Short press the Power button to 'Reboot now'.
10. Now your Mobicel A1 is back to factory default.