iPhone 6s, a 6-year-old phone, is getting iOS 15, and Android needs to learn
Apple iPhone 6 review: iPhone 6 sets the smartphone bar - CNET
iOS 9 vs iOS 15 on iPhone 6s - Original iOS vs Latest iOS! - YouTube
Which iPhones Will Get iOS 14: iPhone 6S, iPhone SE and Newer
iPhone 6S review: Good in many ways, but it'll benefit a lot from iOS 12
iOS 14 Compatible With iPhone 6s and 6s Plus and Later - MacRumors
iPhone 6s - Technical Specifications
iPhone hobbyist claims to have ported iOS 13 beta 1 to the iPhone 6 [updated]
Apple Hub on X: "According to iPhone Soft, these are the devices expected to support iOS 16 next year. The iPhone 6s, iPhone 6s Plus, and iPhone SE (1st gen) would not
Apple releases iOS 12.4.4 for the iPhone 6 and 5s - GSMArena.com news
iOS 15.5 On iPhone 6S! (Review) - YouTube
5-Year-Old 'iPhone 6s' Running iOS 14 Is A Good Reason Why Investing In An iPhone Makes Sense