Dear user, we are sorry for your inconvenience. If you do so:
1. On your iPhone, open the Watch App.
2. Tap the My Watch tab.
3. Scroll to the App you want to add. Apps you can install Appear in the Available Apps section.
4. To add an App to your watch, tap Install.
If you encounter problems during the operation, you can submit a Question, and we will have professional technical experts to troubleshoot the problem for you.