How to download and install the app?

1 Scan the QR code in the product packaging box;

2 Enter “Airline Guardian” in the mobile app store to search and download;

3 You can scan the QR code on the Hangtong Guardian website APP page to download the app.

1 Confirm that the mobile phone network is normal; (To confirm that the download failed, the installation failed or the login failed?) 2 Uninstall the APP.

Check the mobile phone network, re-login, uninstall and reload, or record information feedback technology.