If you have an iPhone, an iPad, an Apple Watch, a Mac, or an Apple TV, you may find that a software update is available for each of these devices. You can therefore click on Refresh in the settings.
The version numbers for these updates are as follows:
These updates are just bug fixes that improve the "security, stability, and compatibility" of most devices, but even though they do not offer any great new features, it pays to To bring your device up to date.
The most notable thing is probably for HomePod. iOS 1
– Fixes a problem in messages that could affect thumbnails of photos in detail view
– Fixes an issue where photos could be struck after sending artifacts. Release Sheet
– Fixes a problem that may cause distortion when using external audio input devices on the iPad Pro (2018).
– Fixes an issue where certain CarPlay systems may be separated from the iPhone XR, iPhone XS and iPhone XS Max