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Hard reset Ulefone S1 Pro


 Specification Ulefone S1 Pro 
 Secret codes Ulefone S1 Pro 
 Root Ulefone S1 Pro 
 Unlock Ulefone S1 Pro 
 Firmware Ulefone S1 Pro 
 Developer Mode Ulefone S1 Pro 
 Bypass Lock Screen Ulefone S1 Pro 
 Remove a Google account Ulefone S1 Pro 
 Ulefone S1 Pro Factory Reset 
 Screenshot Ulefone S1 Pro 

Ulefone S1 Pro


OS: Android 8.1 Oreo Go Edition

CPU: ARM Cortex-A53, 1300 MHz, Cores: 4
RAM: 1 GB, 667 MHz
Display: 5.5 inches
Camera: 7.99 MP (megapixels)
Battery: 3000 mAh, Li-Ion


For Hard reset Ulefone S1 Pro use following steps


1. The smartphone must be turned off

2. Press the 2 buttons Volume up and Power at the same time for a few seconds

3. Hold down the keys until the Boot Mode menu appears

4. Select the Recovery menu item. The Volume up key is used to navigate the menu, and the Volume down key is used to confirm the selection.

Android logo Ulefone S1 Pro
5. After the Android Robot logo appears on the screen, press the Volume Up and Power keys

wipe data / factory reset Ulefone S1 Pro
6. In the menu, go to the line "wipe data / factory reset", the Volume Up / Down keys are used to navigate the menu, and the Power key to confirm the choice made

7. Select the line "yes" and press the Power button

reboot system now Ulefone S1 Pro
8. Go to line "reboot system now"

9. Factory reset done






Thomas Nilan
Smartphone Expert
Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.


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