The factory reset is a process that restores the Redmi 13C to its original factory settings. This means that all data, settings, applications, and personal information stored on your phone will be erased. To perform Factory reset on the Redmi 13C, please refer to the following steps: 1. Go to [Settings] on your phone; 2. Select [About phone]; 2. Tap [Factory reset]; 3. Tap [Erase all data]; 4. Select [Back up] or not as your preference and perform [Factory reset]. Note: 1. Performing a factory reset will erase all data on your phone. Make sure to back up any important data before proceeding with the reset; 2. Performing a factory reset does not affect the operating system version of your phone.