1、Scan the code with WeChat or type https://fir.im/ExShelliOS in your browser on your iphone, and go to the page below, click “Open in the browser”;
2、Click “Down and Install”;
4、After installation is completed,Click “General” in the settings.
5、Click “Device Management”.
6、Click the device “VISAT,TOV”.
7、Click “Trust VISAT,TOV”.
9、The app now has been installed successfully, please check it out on the desktop on your phone.