Apple Releases macOS 11, watchOS 10, and watchOS 9 Updates to Keep iMessage and FaceTime Working on Older Devices - MacRumors
Skip to Content

Apple Releases macOS 11, watchOS 10, and watchOS 9 Updates to Keep iMessage and FaceTime Working on Older Devices

Apple today released macOS 11.7.11, watchOS 10.6.2, and watchOS 9.6.4 for older Macs and Apple Watches that are not able to run the current watchOS and macOS 26.

apple watch se red
According to Apple's release notes, the updates extend the certificate that features like device activation, iMessage, and FaceTime use. The certificate update ensures that these functions will continue to work after January 2027.

On the Mac, the update can be installed through the Settings app, while on the Apple Watch, the updates can be installed through the Apple Watch app on iPhone.

watchOS 9.6.4 and the update that preceded it are the final versions of watchOS that support devices like the iPhone 8, iPhone 8 Plus, and iPhone X, which are limited to iOS 16 and cannot be updated to iOS 17. watchOS 10.6.2 is available for the Apple Watch Series 4, Apple Watch Series 5, and the original Apple Watch SE.

Update: Apple has also released macOS Catalina Security Update 2026-001 and watchOS 6.3.1 for older devices.

Related Roundups: watchOS 26, watchOS 27
Related Forum: Apple Watch

Popular Stories

General visionOS watchOS and tvOS Betas Feature Redux

Apple Releases Fifth watchOS 26.6, tvOS 26.6 and visionOS 26.6 Betas

Monday July 13, 2026 10:27 am PDT by
Apple today provided developers with the fifth betas of upcoming watchOS 26.6, tvOS 26.6, and visionOS 26.6 betas for testing purposes. The software comes a week after Apple seeded the fourth betas. The software updates are available through the Settings app on each device, and because these are developer betas, a free developer account is required. There's no word on what's in the...
watchos 27

Apple Seeds watchOS 27 Beta 4 to Developers

Monday July 20, 2026 11:14 am PDT by
Apple today seeded the fourth beta of watchOS 27 to developers, with the update coming two weeks after the launch of the third beta. The beta can be downloaded through the Watch app on the iPhone with a free developer account. The Apple Watch will need to be on the charger, connected to Wi-Fi, and have a battery level of 50 percent or above for new software to be installed. The beta is...
watchos 27

tvOS 27 and watchOS 27 Now Available to Public Beta Testers

Monday July 13, 2026 1:38 pm PDT by
Apple today released the first public betas of tvOS 27 and watchOS 27, giving Apple TV and Apple Watch users a chance to try the new software ahead of its fall launch. There's also a new HomePod Software 27 beta for the HomePod and HomePod mini. You can sign up for Apple's public beta testing program on the beta website, and then download the updates through the Settings app on each device. ...

Top Rated Comments

26 weeks ago
And I’m sure there will be a new thread in approximately 30 minutes of someone screaming about how they “ARE FORCING TAHOE ON ME!!!!!!!!!!!!!! Apple BAD!!!!! TIM CROOK!!!!!!!”
Score: 15 Votes (Like | Disagree)
26 weeks ago
Great to see updates for older devices. Long software support is very welcome and is needed.
Score: 12 Votes (Like | Disagree)
26 weeks ago

Build numbers?
macOS 11.7.11 (20G1443)
macOS 10.15.8 (19H2036)
watchOS 10.6.2 (21U594)
watchOS 9.6.4 (20U512)
watchOS 6.3.1 (17U224)

also there is

iOS 16.7.14 (20H370)
iPadOS 16.7.14 (20H370)
Score: 6 Votes (Like | Disagree)
26 weeks ago

They might not do this one ...?
All "standard configuration" Macs that can run Mojave can also run Catalina.
The Mac Pro 2010 and 2012 models are maxed out at Mojave and it is the last to support 32 bit applications.
Score: 6 Votes (Like | Disagree)
FoxyKaye Avatar
26 weeks ago
11.7.11? Wow, I actually had to confirm I was seeing this correctly. Good on that, I suppose.
Score: 6 Votes (Like | Disagree)
26 weeks ago
What about Mojave?
Score: 4 Votes (Like | Disagree)