The steps to solve the problem of invalid appid are as follows:
1, turn on the phone, and click the Settings option on the phone screen.
2. Find GM after opening it, and click Open.
3. At the bottom of the list, find and click the restore option.
4. Locate Reset Network Settings and click this option.
5. Then enter the password.
6. Finally, click Restore Network Settings. After clicking, it will return to the default state, and the problem will be solved.