Factory Reset Koolnee Rainbow

OS: OS Version: Android 8.1 Oreo

CPU: Quad-Core 1.3GHz ARM Cortex-A7

RAM: 1GB

Display: 5.0 inches HD

Camera: 8 Megapixels

Battery: 2,400mAh Lithium-Polymer

User data format and reset Koolnee Rainbow 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 Koolnee Rainbow, follow these steps.

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

Koolnee Rainbow - Erase All Content and Settings

1. Select the Settings menu on your phone.
2. Find and open the General management menu.
3. Scroll down and tap Reset.

4. Tap menu item Factory data reset.

5. Confirm reset process.

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.