Factory Reset BQ Mobile BQS-4004 Dusseldorf

OS: Android 4.4

CPU: Spreadtrum SC7731

RAM: 512 Mb

Display: 4"

Battery: 1400 mAв‹…h

User data format and reset BQ Mobile BQS-4004 Dusseldorf 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 BQ Mobile BQS-4004 Dusseldorf, follow these steps.

1. Before doing a factory reset, 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.

BQ Mobile BQS-4004 Dusseldorf - Erase All Content and Settings

1. From the home screen, open the Settings app.
2. Choose General management menu.
3. Find and press Reset.

4. Tap menu item Factory data reset.

5. Confirm the reset to complete the operation.

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.