1. To install Shadowrocket, visit the AppStore and download it to your iPhone or iPad.

2. To use the Shadowrocket proxy, first, open the Shadowrocket app and click Add Server.

3. In the following window, click Type.

4. Select HTTPS and return to the previous screen.

5. Enter the proxy and authentication information. Enter the host and port number. Don't forget to enter your credentials under User and Password. Don't forget to add the user before the given username. Once you are done, press the back arrow to return to the previous screen.

6. Once you have completed the proxy details, you will be able to turn on the proxy. To do this, activate the switch under Not Connected.

7. If this is your first time using Shadowrocket, you'll get an iOS prompt to add Shadowrocket to your VPN configuration. Click "Add". You'll need to enter your iPhone passcode to confirm.

8. The switch at the top of the app should now be activated.

9. You can easily test if the proxy is working.