1. Before Hard Reset (reset to factory settings), turn off your smartphone
2. Press and hold the Volume Up and Power buttons simultaneously for a few seconds (up to 20)
3. The keys after the SAMSUNG logo appears on the screen, you can release
4. Press the Volume Up and Power buttons simultaneously to open Recovery Mode
5. You need to go to the menu line "wipe data / factory reset", the Volume Up / Down keys are used to navigate the menu, and the Power key is used to confirm the choice made
6. Select the line "yes" and press the Power button
7. You must go to item "reboot system now"
8. Smartphone hard reset done
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