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How to hard reset BLU Advance A4

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1. Turn off the phone in any convenient way.

2. For a few seconds, hold the Volume Up(+) and POWER button simultaneously.

3. When the Blu logo appears, release all the keys.

4. Click the Volume Up(+) and POWER button again, when Android Robot appears.

5. Select the option wipe data / factory reset using the Volume Up(+)/Down(-) keys to go through the menu items and the POWER button to confirm choice.

6. You need to take a reset operation, select Yes and press the POWER button to confirm the selection.

7. At the very end, you need to overload the phone, select reboot system now and press the POWER button to confirm the selection.

Hard Reset - advantages and disadvantages BLU Advance A4?

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 phone with factory settings as a result.
Solve various virus-related problems on your device.
Solving problems that have arisen on the device, for example, between the camera and other applications.

Disadvantages of Hard Reset:
All data and applications on the device will be deleted.
The need to have a fresh backup of your phone's data, contacts, and media.
Not all viruses will be removed even after a factory reset.

What needs to be done before the Hard Reset operation.
Before hard reset, make sure that you know the access data for your google account, otherwise you will not be able to use the phone as it will be blocked by the FRP.
So that, after performing a factory reset, you do not need to remember the login password for the google account, you can log out of the google account before the hard reset.
If after a hard reset the phone is locked and you cannot remember the login and password to enter your Google account, then you need to bypass the FRP lock.
Some new phone models may have problems with bypassing the FRP protection and for this you 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, photos, videos) remains in the memory of your phone, then it can be saved in several ways:

Synchronization with Google contacts, Google drive.
Using the Titanium Backup program, create a backup.
Transfer important data to your PC using service programs for your smartphone model.

Summary: Type: Mobile; Battery: Li-Ion 1350 mAh; CPU: MediaTek MT6570, Dual Core, 1.3GHz, ARM Cortex A7, ARM Mali-400 MP1; Smart Phone OS: Android 6.0; Dimensions: 68.6 x 129.24 x 12.7 mm; Formfactor: Bar; Keyboard: Screen; Sidekeys: Volume, Power; Softkeys: 3; Color: Yes; Colors: 16M; Other: Capacitive Touchscreen, Multitouch; Pixel aspect ratio: 1.50; Resolution: 534x320, 801x480; Display PPI: 233; Screen Size: 4; Type: IPS; Audio: AAC, AAC+, AMR, AWB, MP3, Vorbis, FLAC, APE, MIDI, WAV; Camera: 5MP, 2592x1944; Other: LED Flash, Autofocus, Continuous Shooting, Digital Zoom, Digital Image Stabilization, Geo-Tagging, Panorama, High Dynamic Range (HDR), Touch Focus, Face Detectio ...

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