1. You will find a new App icon in your home page after the installation finished. When you first open 2020 GAD Events App, you will see a notification of "Untrusted Enterprise Developer". Click "Cancel" to dismiss this message.
2. Go to Settings > General > Device Management. Under the "Enterprise Apps" heading, you will see "Apptask Limited". Tap "Apptask Limited to view details.
3. Tap "Trust Apptask Limited" to establish trust.
4. Read the prompt message and click "Trust"
5. The developer is now trusted. You can now use 2020 GAD Events App successfully.