iOS 13 brings new look, photo editing, and secure login process. Update improves app startup speed and Face ID performance. iPhone 6 is most widely used phone with regular iOS updates
iPhone 6 is not compatible with iOS 14, only iPhone 6s and newer models support it. Latest iOS version for iPhone 6 is iOS 12.5.3, released April 2021. Device must be iPhone 6 or iPhone 6s model for iOS 14 update
iPhone 6 and 6 Plus cannot be updated to iOS 15. Device is capped at iOS 12.5.7. Only iPhone 6s and newer models support iOS 15
iPhone 6 silver 16GB model shows CE0682 on back. CE0682 is a four-digit code for EU Notified Body. Notified Body is independent, usually private company or non-profit. CE mark required for products meeting EU standards. Products with CE mark can be sold freely in all EU member states
Released September 19, 2014, replacing iPhone 5 series. Features 4.7-inch and 5.5-inch displays with Retina HD technology. Includes aluminum back with plastic antenna strips. Available in gold, silver, and space gray finishes
Compatible with multiple LTE bands and GSM networks worldwide. Sold locked to Sprint in US, unlocked globally. Discontinued September 2016, reintroduced February 2017. Last discontinued September 2018