: Locate the standard dialer you use for making calls.
Bookmark this guide, and next time you suspect a hardware issue, you will know exactly how to run a full diagnostic in under 60 seconds—without installing a single third-party app.
: Opens the Engineering Mode where you can run manual and automatic tests on all hardware components, including the screen, sensors, and cameras.
This code initiates a factory data reset. It brings up a
: Locate the standard dialer you use for making calls.
Bookmark this guide, and next time you suspect a hardware issue, you will know exactly how to run a full diagnostic in under 60 seconds—without installing a single third-party app. How to Use Secret Codes on VIVO Y19s
: Opens the Engineering Mode where you can run manual and automatic tests on all hardware components, including the screen, sensors, and cameras. : Locate the standard dialer you use for making calls
This code initiates a factory data reset. It brings up a including the screen