watchOS 7.6.1 update is available with a security fix

Update 7/29/21: Apple released the watchOS 7.6.1 update on Thursday with a security update that fixes an issue with the IOMobileFrameBuffer.
In addition to releasing iOS 14.7, Apple on Monday released watchOS 7.6, an update to the Apple Watch operating system. It includes the ECG app in 30 new regions; the ECG app requires an Apple Watch Series 4 or later.Apple confirmed that the iOS 14.7 update that was also released may stop iPhones with Touch ID from unlocking the Apple Watch