Apple cannot verify its integrity because the app's signature or certificate was discarded. Users only need to find the universal description file in the phone settings and install the description file. 1. Open "Settings" and tap "General". 2. Select a profile. 3. Click the installation profile.

The first step: first turn off your own network and turn on the "airplane mode" of your phone.

Step 2: We open the settings on the phone, then slide directly to "Safiri Browser", and finally click to enter the browser settings.

Step 3: We scroll down the Safiri browser to the bottom, then directly select "Clear History and Website Data" and confirm the clearing.

Step 4: At this step, we can turn off airplane mode, then connect to WIFI or data network, then return to the mobile desktop, and finally click on the mobile application that cannot be verified, so that we can fully open the application that could not be verified before. mobile application.