2. Next, you need to press the POWER and Volume Up(+) button at the same time for a few seconds.
3. Release the buttons when you see Recovery mode.
4. Ship the item in the menu wipe data / factory reset Use the Volume Up(+)/Down(-) buttons by moving the menu and confirm the action of the POWER button.
5. Select "Yes" and confirm the action by the POWER button.
Hard Reset - advantages and disadvantages Smartisan U1?
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 problems that have arisen due to the conflict of some applications and those remaining after they were removed from the phone.
Disadvantages of Hard Reset:
Your files and data will be irretrievably lost. The need to have an up-to-date backup of your data, contacts, settings and media files. 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. You can sign out of your google account before resetting. Then you do not need to enter the login password to your Google account and you can immediately use your device. If after a hard reset you cannot use the phone because the phone is locked by FRP, then you need to use the 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 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 data, contacts and media. Using the service programs for your phone model, you can transfer important data to your PC.
Summary: Size: 76.9 mm x 152.9 mm x 8.8 mm; Aspect Ratio: 16: 9; Weight: 155 g; Usable surface: 71 %; Materials: Plastic; Colors: Blue Cyan Green Orange Purple Red Yellow; Origami: Print 3D Model; Diagonal: 5.5"; Screen Type: LCD IPS Sharp; Screen Resolution: 1080 x 1920 px (FHD); Density: Very high density, 401 Pixels per inch differentiable less than 5 cm away; Others: 1000: 1 contrast ratio, 400 cd/m2, 80, Capacitive, Corning Gorilla Glass 3, Multi-touch, NTSC, Scratch resistant; Operating System: Android 4.4 KitKat; Model: Qualcomm Snapdragon 615 MSM8939 1.5Ghz; CPU: Cortex A53 4X1.5GHz 4x1GHz; Type: Octa-Core; Frequency: 1.5 GHz; 64 Bits: Yes; GPU: Qualcomm Adreno 405 550 Mhz ...
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