1. To start, turn off the phone with the POWER button.
2. Now, simultaneously press the Volume Up(+) and POWER and POWER buttons for a few seconds.
3. Release all buttons when the samsung logo appears.
4. When the Android robot appears with the image no command, press the Volume Up(+) and POWER and POWER button again.
5. Highlight 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 confirm the reset operation, select Yes using the Volume Up(+)/Down(-) keys to go through the menu items and the POWER button to confirm the selection.
7. Overload the phone, select reboot system now using the Volume Up(+)/Down(-) keys to go through the menu items and the POWER button to confirm choice.
Hard Reset - advantages and disadvantages Samsung Galaxy J2 Core?
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 interfere with the normal operation of applications and the system. Solving various problems on the device that arise due to the conflict of applications.
Disadvantages of Hard Reset:
All your contacts, data and media files will be deleted. The need to have a backup. In some cases, it is impossible to remove all viruses from Android, even after a hard reset.
What needs to be done before the Hard Reset operation.
So that after a hard reset you can use your phone, make sure you know the login / password to your google account. Before a hard reset, you must first log out of your google account. In this case, after performing a factory reset, the phone will not be locked by the FRP. 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 personal data (contacts, photos, videos) remains in the memory of your phone, then they can be saved in several ways:
Sync your data with Google contacts, Google drive. Backup your contacts and information. With the service programs for your phone, you can transfer contacts, media files, and important data to your PC.
Summary: Quick charging: No; Operating system: Android v8.1 (Oreo); Sim slots: Dual SIM, GSM GSM; Custom ui: Android Go; Network: 4G: Available 3G: Available, 2G: Available; Display type: TFT; Aspect ratio: 16: 9; Screen to body ratio: 66.5 %; Pixel density: 220 ppi; Screen size: 5.0 inches (12.7 cm); Screen resolution: 540 x 960 pixels; Touch screen: Yes Capacitive Touchscreen, Multi-touch; Loudspeaker: Yes; Fm radio: Yes; Audio jack: 3.5 mm; Camera features: Digital Zoom, Auto Flash; Image resolution: 3264 x 2448 Pixels; Autofocus: No; Resolution: 5 MP Front Camera; Physical aperture: F2.2; Optical image stabilisation: No; Flash: No; Video recording: 1920x1080 @ 30 fps; Us ...
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