In any case, no worries, only one charge will be made even if you are asked to pay a second time
(any “debit requests” will be automatically cancelled later).
It’s not possible to charge the same app multiple times from the same account.
ACTIVATE WATCH FACE:
Once installed, you need to activate the watch face.
Long press the screen on watch, swipe left, TAP “ADD WATCH FACE” and select the watch face to activate it
Additionally, you can click the buttons:
+ More app: Go to N-SPORT watch face store page
+ Leave a review: Write a review about this watch face.
After successful installation, you can delete the companion app.