I need to upgrade my iOS to 15.5
i need to upgrade my iOS to 15.5
iPhone 6 Plus, iOS 12
i need to upgrade my iOS to 15.5
iPhone 6 Plus, iOS 12
You have an iPhone 6.
it is not capable of updating past iOS 12.
You can’t. The iPhone 6 and 6 Plus can not run anything higher than ios 12.5.5.
You need a new phone.
An iphone 6 plus will only update to ios12.5.5 maximum.
I need to upgrade my iOS to 15.5