1. Uninstall Risk Application: If the application you installed is considered as a risk application, it is recommended that you uninstall it first, and then download and install the latest version of the application again.

2. Clear the application cache and data: If there is nothing wrong with the application itself, but permission acquisition fails due to cache or data problems, you can try to clear the application cache and data, and then reopen the application to authorize relevant permissions.

3. View system permission settings: On Huawei mobile phones, you can find the option of "Application and Notification" in "Settings", and then select "Application Permission Management" to check whether relevant permissions are prohibited or restricted.