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 ...

Apple drops unexpected iOS update, including older models—full device list

Apple surprises users with unexpected update, quietly reviving older iPhones and iPads.
OS X Daily

Important Software Updates for MacOS Big Sur & Catalina, Older iPhones, iPads, & Apple Watch, Released

Apple has released important software updates to a variety of older devices, including older model Macs, iPhones, iPads, and ...

Due to expired certificates: Apple updates more old operating systems

Apple had already released initial updates at the end of January that had fixed the certificate issue for certain iPhone model series, but the systems now being supplied, including the Apple Watch, ...