How to open Henan Mobile's 5G SA if it is cancelled?

Enter network mode and select SA network.

The specific operation strategy of opening SA on 5G mobile phones (taking Huawei and Glory 5G mobile phones as examples);

1. Open Settings-About Mobile Phone.

2. Find the "version number", click it for 7 times in a row, and enter the power-on password. The system will prompt that "developer mode" has been started and return to the next level.

3. Find "System and Update", enter "Developer Options", drop down to find "5G network mode selection" and select "SA+NSA" mode.

4. At this time, the mobile phone system defaults to SA network priority, and the flight mode is turned on and off, and the mobile phone searches for the 5G signal again.