Version released a few days ago for iOS and IPOS users in the form of a fix for A temporary problem It also comes with Apple Watch users. Yes, the Apple Watch doesn't have a camera but it supports voice calls so you also get a FaceTime bug solution.
In this case what we have is a solution to the problem in watOS 6.2 that prevents you from participating in this type of audio calls with your devices OS X ElCapitan 10.11.6 or iOS 9.3.6 and versions before these.
Update FaceTime only
This new version does not add or at least appear to be newsworthy in other aspects of the app, spheres and others, focusing more on solving this problem with calls coming into the Apple smartwatch via FaceTime. On the other hand, it should be remembered that the major improvements included in the new version of watOS 6.2 are ECG implementation
So if you can, upgrade your Apple Watch to a new version of watOS to get the fix for this problem that Mac, iPhone, iPod Touch and iPad users find. If you want to see if you have a watch updated, you should only log into the Watch app, click on General and update the Software, where we will see an existing update or it will show that we are already in the latest available version of watOS 6.2.1.