How To Use Secret Codes On Vivo X200 Pro Guide

This is a powerful tool used by technicians to test the screen, speakers, and sensors. Be careful not to change settings you don't understand, as it can affect device performance. Entering the Code: Ensure you type the symbols (

If you are locked out, secret codes won't help. You will likely need to perform a Hard Reset by holding Power + Volume Up to enter Recovery Mode, which erases all data. How to Use Secret Codes on VIVO X200 Pro

are primarily entered via the phone's stock dialer app to access hidden diagnostic menus, hardware tests, and system information. These codes, often called USSD or MMI codes, bypass the standard user interface to provide advanced data or configuration options. This is a powerful tool used by technicians