You can unlock your Android phone even if you've forgotten the passcode, but you'll usually need to factory reset the phone.

After the erasing process, set up your device and restore your backed-up data. If your device is frozen, enter recovery mode. Power it down, then hold Volume Down+Power. This article explains how to ...

How to: Go to Settings > Display on your Android phone. There, you'll find the option to switch between a light and dark theme and to have dark mode turn on automatically at a certain time of day. I ...

You can reset the network settings on your Android phone or tablet by heading to your device's Settings app.