Apple Watch Apps Not Installing After Update. Update directly on the apple watch. Now, find the app which you are unable to install and tap on it.
Press the two buttons simultaneously for around 10 seconds. Hard reset apple watch to fix updating stuck. After it has finished connecting, you can go back to the watch app on.
I tried the below steps but still no luck:
I tried updating my apple watch series 4 (44m gps + wifi) to the new watch os 6 and i can’t install the spotify app using my iphone 7 plus. Now, find the app which you are unable to install and tap on it. If you've disabled this setting, however, you'll be able to find all available apps to install to your apple watch by doing the following: After updating watchos, you can unpair the watch again.