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Factory Reset BLU J4


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BLU J4


OS: Android 8.1 Oreo (Go edition)

CPU: Quad-core 1.3 GHz Cortex-A7
Display: 5.5" inc
Camera: 8 MP, Single

User data format and reset BLU J4 to factory settings.


Before resetting to factory settings, it is recommended to remember the login and password from your Google account or delete your Google account if you are going to sell your phone. In this way, you will avoid problems with the Factory Reset Protection function, which asks for a password for a Google account.

Before reset BLU J4, follow these steps.

1. Charge your phone battery to at least 70%.
2. Copy your contacts, photos and user data to a flash drive or PC.
3. Logout from your Google Account.

BLU J4 - Erase All Content and Settings


1. From the main menu, select Settings.
2. Choose General management menu.
3. Scroll down and click the menu item Reset.



4. Tap menu item Factory data reset.



5. Complete the operation, confirm the factory reset.



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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