How to hard reset Samsung Galaxy A21s
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1. To start, turn off the phone with the POWER button.
2. At the same time, press and hold the Volume Up(+) button, the POWER button, within a few seconds.
3. Release the clicks pressed when the samsung logo appears.
4. Select the option wipe data / factory reset using the Volume Up(+)/Down(-) buttons to scroll through the menu and the POWER button to select the parameters.
5. Select Yes - Delete all user data using the Volume Up(+)/Down(-) buttons to scroll through the menu and the POWER button to select the parameters.
6. Select the option "reboot system now" using the Volume Up(+)/Down(-) buttons to scroll through the menu and the POWER button to select the parameters.
Hard Reset - advantages and disadvantages Samsung Galaxy A21s?
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.
Remove viruses and malware that block applications on the device.
You will be able to solve various problems on the device, for example, with bluetooth or other applications.
Disadvantages of Hard Reset:
All your contacts, data and media files will be deleted.
The need to have a backup.
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 need to log out of your google account before resetting. In this case, after performing a factory reset, the phone will not ask for any logins and passwords and you can immediately use your phone.
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.
Not all modern phone models can bypass this protection, their owners will have to contact an 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 phone with Google contacts, Google drive.
Create a backup using Titanium Backup or other programs.
With the service programs for your phone, you can transfer contacts, media files, and important data to your PC.
Summary: Operating system: Android 10, One UI 2.0; Processor: Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55); Chipset: Exynos 850 (8nm); GPU: Mali-G52; Internal memory: 32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM; External memory: microSDXC (dedicated slot); Type: PLS TFT capacitive touchscreen, 16M colors; Size: 6.5 inches, 102.0 cm 2; Resolution: 720 x 1600 pixels, 20:9 ratio; SIM: Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by); Dimensions: 163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in); Weight: 192 g (6.77 oz); Colors: Black, White, Blue, Red; 2G Network: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only); 3G Network: HSDPA 850 / 900 / 1900 / 2100; 4G Network: 1, ...
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