Recently, Apple has started releasing the final version of watchOS 7.6, and tvOS 14, which is now available to download for all users. The watchOS 7.6 update is available for free via the dedicated Apple Watch app on iPhone by going to General> Software update.
To install the new Apple Watch software, you need to have at least 50% remaining battery on your device, otherwise, your smartwatch should be on a charger and must be within range of the iPhone.
According to Apple’s release notes, the new update brings support for the ECG app and irregular heart rhythm notifications to Apple Watch Series 4 and later in 30 new countries.
tvOS 14.7, on the other hand, is available via OTA by going in the Settings app System> Software Update on your Apple TV. Users who have automatic software updates enabled will automatically get the tvOS 14.7 update.
As for new features, the new tvOS update introduces nothing new but imited to hidden bug fixes and general performance improvements.