To enable the hidden "developer options" and "USB debugging" options, follow these steps:
1. Click the application icon on the standby page.
2. Click set ].
3. Click general and about devices ].
4. Move up the right-side screen and click internal version number seven times until the prompt "developer mode enabled" is displayed ".
5. You can see [developer options ]. Click developer options to go to USB debugging and click.
Tip: you only need to perform this operation once, and the developer will always display it without hiding it. To hide this option, please back up important data in the device and restore it to the factory settings. (Restore factory settings: [application]-[Settings]-[general]-[reset]-[restore factory settings ].)
7. Click OK to enable the USB debugging option.
Note: The developer options are designed for developers. Do not enable them unless necessary.