How do I reset my Android phone to factory settings?

If you want to reset your Android phone to its factory settings, there are a few steps you'll need to follow:

1. Go to your phone's settings app, which should be located on your home screen or in your app drawer.
2. Scroll down until you see 'System' or 'System and Updates', and select that option.
3. Select 'Reset Options' or 'Backup and Reset.'
4. Select 'Erase all data (factory reset)' or 'Factory data reset.'
5. You will be prompted to enter your phone's PIN, password, or pattern to confirm that you want to reset your phone.
6. Once you have entered your credentials, your phone will begin the factory reset process.
7. After the reset is complete, your phone will restart and you will be taken through the setup process again, just like when you first got your phone.