Hard Reset BLU B5

Start by switching on the cell phone by holding down the Power key.
After that, open the Main Menu and select Settings.
In the next step choose Reset Factory Settings.
Select All to delete both customized settings and data.
Then type in the phone lock code (default is 1122) and select OK to confirm the whole operation.
Good job! The factory reset has been performed.

WARNING !
Hard Reset will erase all of your data
All described operations you are doing at your own risk.