How to hard reset Karbonn A4
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1. To start, turn off the phone using the POWER button.
2. Now, you need to press and hold the Volume Up(+) button along with the POWER button within a few seconds.
3. Release both buttons when the Recovery mode menu appears.
4. Highlight from the menu item wipe data / factory reset, using the Volume Up(+)/Down(-) keys and press the POWER button to confirm.
5. Select YES - Delete All User Data and press the POWER button to confirm.
6. Select Reboot System Now and press the POWER button to confirm.
Hard Reset - advantages and disadvantages Karbonn 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 reset the phone, thereby improving its performance.
Remove viruses and malware that block applications on the device.
Solving various problems that arose on the device after installing some applications and did not disappear after uninstalling them.
Disadvantages of Hard Reset:
All your data and media files will be deleted.
The need to have an up-to-date backup of your data, contacts, settings and media files.
After returning to factory settings, some viruses may remain in the phone.
What needs to be done before the Hard Reset operation.
In order to use the phone after a hard reset and it is not blocked by the FRP, make sure that you know the login / password to your google account.
You can sign out of your google account before resetting. In this case, after performing a factory reset, you can immediately use your device.
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.
You will need to contact the official service center to bypass the FRP protection on some new phone models.
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:
Sync your data with Google contacts, Google drive.
Create a backup using Titanium Backup or other programs.
Using the service programs for your phone model, you can transfer important data to your PC.
Summary: OS: Android (4.0); Dimensions: 3.2 megapixels; Camcorder: Yes; Processor: Dual core, 1000 MHz; Graphics processor: Yes; Storage expansion: microSD, microSDHC up to 32 GB; Talk time: 5.00 hoursthe average is 11 h (675 min); Stand-by time: 5.2 days (125 hours)the average is 20 days (477 h); Capacity: 1250 mAh; Type: Li - Ion; Music player: ; Filter by: Album, Artist, Playlists; Features: Album art cover, Background playback; Supported formats: MP3, WAV, AMR, MIDI; Video playback Supported formats: MPEG4, 3GP; Radio: FM; Speakers: Earpiece, Loudspeaker; YouTube player: Yes; Browser supports: HTML, HTML5; Built-in online services support: YouTube (upload), Picasa/Google+; GSM ...
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