The boot charger comes when you buy a phone and when the power-on lock is locked, the custom ROM can not flash. You can not replace your recovery image and you can not edit your system files. Even if you have a phone with a fingerprint scanner, intruders can lock your phone because Android allows only a limited number of attempts to enter your password automatically locked. Step: Go to Data Folder, select System Folder and find the Gesture Key, if it is locked with the password, press the file for a long time and select Delete. However, this only applies if you have turned on Wi-Fi enabled on the phone, and you will not have to do a factory reset that results in data loss. Unlock Macbook Air With Iphone more. Many devices now also have fingerprint scanners that you want to spend most of the time, but they will also ask you to enter your backup code or password from time to time. For example, after a reboot or when you try to change the security settings. Unlock your Android device with Android Device Manager (ADM) As mentioned earlier, the following method applies only to devices with Android Device Manager enabled. The camera button is not a button that you must press to reset the device, you must hold the power button and the volume button down to access the menu. Please note that all of your data will be deleted and can not be restored, except that you have backed up on a computer, or just download and start it from scratch. Enter a new password in the following popup window (which replaces your existing password on the device you forgot), followed by password verification. So if you have any, we have a tip that we have not included in this manual and you think he can help someone, let him down in the comment below and we update the article (with credits, of course).