If you are having problems with TennisKeeper on Apple Watch, please go through this step by step trouble shooting guide to ensure everything is set up properly.
First make sure TennisKeeper app is working properly on the iPhone.
Next ensure TennisKeeper Watch app is installed properly on Apple Watch
Wear the Apple Watch on the same hand that you hold your tennis racquet. Make sure your wrist orientation is set up correctly:
Start TennisKeeper on Apple Watch.
Validate the activity is added to iCloud.
If you are able to complete the above steps and see the expected results, then TennisKeeper is working properly on your Apple Watch and iPhone and you should not have problems using it to track your racquet sports activities.
If you have been using your Apple Watch successfully for a while, and all of a sudden it stops saving your session, it can be caused by one of these problems:
Please make sure you re-establish the connectivity. Then use the iPhone to add your activity. Be sure to specify the right start and end time for your session in order to get your footwork stats and workout session contribution to the Apple Activity app.
See Using Apple Watch and How to enable to iCloud for more information.
If you are experiencing problems with the Apple Watch app closing unexpectedly, please see TennisKeeper Watch app closing on Apple Watch for more information.
It is normal to receive notifications on your Apple Watch while running TennisKeeper.
This will not create any problem. Please see
Receiving Notifications while running TennisKeeper for more information.
If you have been using your Apple Watch successfully for a while, and it became unresponsive or slow to start, then uninstall the app and re-install it again will solve the problem. To uninstall, on the Watch app, locate TennisKeeper and turn off "Show App on App Watch." After the uninstall is completed, install the app again by checking "Show App on App Watch".
If everything failed, restart your Apple Watch and iPhone and try again.