Supported devices. Sometimes Apple cuts support for an older iPhone model or two with the release of a new version of iOS. But that's not happening this time; iOS 15 supports all the same phones Which iOS version is best for 6S? iOS 10 is still overall the best one, no matter the phone. It was by far the smoothest one after iOS 6. Not iOS 11, 12, 13 or 14 still match the snappiness and fluidity that iOS 10 had, even on the latest iPhones. Call me crazy, but my iPhone 5s felt smoother and snappier than iPhone 12 feels on iOS 14. 209. USA. Sep 26, 2021. #13. I think Iā€™m going to roll back. Iā€™ve been using iOS 15 on my 6s for a week and my battery life isnā€™t great and the phone is very laggy. Iā€™m getting random freezes and crashes also. Iā€™m sure some of this stuff will be fixed, but in the meantime Iā€™m ok with 14.8. Follow these steps to go back to iOS 15.7.9 from iOS 15.8: Download the iOS 15.7.9 update for your iPhone from this website. Make sure there is still a green checkmark next to the updateā€™s name I have an iPad 2, and recently ordered a used iPhone 6s on eBay for Ā£50. I'm wondering if I'll notice good performance, or if the iPhone 6s has slowed down, because it runs on the latest firmware, which demands more from the device. reader comments 37. As part of the barrage of operating system updates released earlier today, Apple published new iOS and iPadOS 15.7.2 updates that bring most of the iOS 16.2 security patches to aofNjr. People who don't want a newer phone can still use it with no problems. If iOS 16 isn't compatible, iOS 15 will have updated apps and security updates for years to come. The iPhone 5S from late 2013 can only run up to iOS 12, but it can still run many updated apps today and it got a security update in September 2021. 35. Follow these steps to go back to iOS 15.7.9 from iOS 15.8: Download the iOS 15.7.9 update for your iPhone from this website. Make sure there is still a green checkmark next to the updateā€™s name The iPhone 6S is among the oldest phones eligible for the iOS 15 upgrade when it arrives in the fall. It wonā€™t get all of the latest and greatest features, like Live Text and Visual Lookup, The good news is that you donā€™t need a particularly new iPhone to get access to iOS 15. True to form, the iOS 15 upgrade encompasses a broad number of devices, with the iPhone 6S continuing to If it is an iPhone 6S you can update to iOS 15.7.5, you can check by reading this Apple article: iPhone models compatible with iOS 12 -> iOS 16. iPhone models compatible with iOS 15.5 ā€“ Apple Support (UK) Go to Settings -> General -> Software Update -> Download and Install. You need about 6 GB device storage and good Service and/or Wi-Fi.

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