Nokia 3.1 C Factory Reset. Make sure that if nokia 3.1 c is off and you are not able to boot your phone then, you can select factory reset using recovery mode. The biggest drawback of android operating system is that the android devices follow the onscreen prompts to complete the process of factory reset of the device.
Turn on your nokia 3.1 c press by power button.
Press on backup and reset. But all data will be deleted after reset. Then touch on back & reset. You may lose apps, media files and all device settings etc.