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How to hard reset Micromax Doodle 4 Q391

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1. To start, turn off the phone using the POWER button.

2. Press and hold the Volume Up(+) and POWER button at the same time within a few seconds.

3. You need to release the keys reserted when you see the Android logo.

4. Use the Volume Up(+)/Down(-) buttons to select wipe data / factory reset and press the POWER button to confirm.

5. Further, confirm the operation, select Yes and press the POWER button to confirm.

6. Select reboot system now and press the POWER button to confirm.




Hard Reset - advantages and disadvantages Micromax Doodle 4 Q391?

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 reset the phone to factory settings.
Removal of viruses that interfere with work and give permanent errors.
Solving problems that have arisen on the device due to an application conflict.

Disadvantages of Hard Reset:
All your data and media files will be deleted.
The need to back up contacts and all user data.
Not all viruses on Android will be removed after a factory reset.


What needs to be done before the Hard Reset operation.
Before doing a hard reset on your phone, be sure to make sure that you know the login / password for accessing your google account.
Before a hard reset, you can log out of your google account in advance. Then, after performing a factory reset, you do not need to remember the login password for your Google account.
If after resetting the settings you cannot log into your Google account, then you need to find instructions for bypassing the FRP lock for your phone model.
Not all owners of new phone models will be able to bypass the protection of the FRP and for this they 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 remains in the memory of your phone, then there are the following options to save it:

Synchronize your data and contacts with Google contacts, Google drive.
Backup your data, contacts and media.
Transfer contacts, media files and important data to your PC using service programs for your smartphone model.


Summary: Chip: MediaTek MT6582M; Process technology: 28 nm; CPU: ARM Cortex-A7; CPU bits: 32 bit; Instruction set: ARMv7; Level 1 cache memory (L1): 32 KB + 32 KB; Level 2 cache memory (L2): 512 KB; CPU cores: 4; CPU frequency: 1300 MHz; GPU: ARM Mali-400 MP2; GPU cores: 2; GPU frequency: 416 MHz; RAM capacity: 1 GB; RAM channels: Single channel; RAM frequency: 533 MHz; Operating system (OS): Android 5.0 Lollipop; SIM card type: Micro-SIM (3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm); Number of SIM cards: 2; Features: Dual SIM stand-by (Both cards are active. When one is busy, the other is not active); Type/technology: IPS; Diagonal size: 6 in; Width: 2.94 in; H ...

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