How to update my iPhone?
I need software to update my iphone 6 plus
[Re-Titled by Moderator]
iPhone 6 Plus, iOS 12
Question marked as
The last security updates iOS 12.5.6 -> released August 31, 2022, available for: iPhone 5s, iPhone 6, iPhone 6 Plus.
Go to Settings -> General -> Software Update -> Download and Install.
Yes, most apps require iOS 13 or later.
Considering a newer type of iPhone?
Read befor you buy a newer iPhone:
The All Too Common SAD Reality of Buying a Used iPad/iPhone
The All Too Common SAD Reality of Buying … - Apple Community
Apple Store -> iPhone - Buying iPhone - Apple
Apple Certified Refurbished -> Refurbished iPhone - iPhone 12 Pro - Apple