1. To start, turn off the phone with the POWER button.
2. Press the Volume Up(+) and POWER button simultaneously for a few seconds.
3. Release all buttons when the Blu logo appears.
4. Press the POWER and Volume UP button, after the appearance of the Android robot.
5. Highlight the option "wipe data / factory reset. Use the Volume Up(+)/Down(-) buttons to go through the menu items and the POWER button to confirm the selection.
6. Now, confirm the operation, select Yes and press the POWER button once.
7. Overload the phone, select reboot system now and press the POWER button once.
Hard Reset - advantages and disadvantages BLU Advance A5?
In simple words, Hard Reset means hard resetting the phone. As a result, the system automatically returns to the factory settings and the system is completely cleared. Contacts, correspondence, application, files, search queries, passwords - all of this is deleted from the device's memory.
Benefits of Hard Reset:
The ability to get a completely clean phone from user settings and data. Removal of viruses that block applications on the device and give persistent errors. Solving various problems on the device, for example, with a camera, Wi-Fi or other applications.
Disadvantages of Hard Reset:
All your contacts, data and media files will be deleted. The need to back up all data and contacts. Not all viruses on Android can be removed even after returning to factory settings.
What needs to be done before the Hard Reset operation.
If you are going to do a hard reset on your phone, then be sure to make sure that you know the access data for your google account. Also, before resetting, you must first log out of your google account. In this case, after performing a factory reset, the phone will not ask for any logins and passwords and you can use your device. If, after a factory reset, the phone is locked because you cannot log into your Google account, then you need to find instructions for bypassing the FRP lock for your phone model. Owners of new phone models do not get to bypass the protection of the FRP and will need to contact the official service center.
After performing a hard reset, your device will be completely wiped clean. Everything that was in the memory of your device will be deleted.
What can be done to avoid losing important information?
If important information (contacts, sms, photos, videos) remains in the memory of your device, then there are the following options to save it:
Sync your data with Google contacts, Google drive. Create a backup using Titanium Backup. Transfer important data to your PC using service programs for your smartphone model.