Each updates repair a safety vulnerability.
To obtain the replace in your iPhone or iPad, head to Settings > Basic > Software program Replace.
On the Apple Watch, the replace could be downloaded now via the companion Watch app in your iPhone by heading to Basic > Software program Replace within the My Watch portion of the app or on an Apple Watch.
Your watch must have greater than 50 % energy and related to a charger. Like most Apple Watch updates, it might take anyplace from half-hour to an hour to finish, so be affected person.