Apple iPhone Network Compatibility in 2023. In general, 3G iPhones (iPhone 5S and older) won’t work properly after the 3G sunset. Conversely, iPhones starting with the iPhone 6 will continue to work on 4G LTE. Here’s a comprehensive iPhone network support list: A later tip sent to AppleInsider refuted the A11 Bionic claim, meaning the iPhone 8 and iPhone X models were still safe and supported. Not the speediest but still usable for some things. My The good news, if you can call it that, is that iOS 7.1.2 will still be available to those old-school users who are still content with using an iPhone 4 on a regular basis. Apple’s first Retina ready smartphone, released back in 2010, isn’t compatible with the latest version of iOS due to hardware limitations. Hardly. While iPhones that are no longer updated won’t have the latest and greatest features, they are still perfectly usable. There are plenty of people who still own and use iPhone 6’s as their main smartphone even though that iPhone can’t run iOS 14. However, note that some of the coolest features of iPhones require the latest iOS. I Used the iPhone 4S for a week in 2021 - Is it still Usable?SUBSCRIBE TO JOIN THE FAM Connect your iPhone to Wi-Fi. Open the Settings app. Tap General. Tap Software Update. If an update is available, you'll see the version number, as well as a link to download and install it. If no update is available and you're running a version of iOS that's not the latest version, your phone doesn't qualify for updates. 4. The oldest iPhone that is supported on iOS 15.4 is the 6s, which is like 7 years old. My mother has a 6s, and I would say that while officially supported, the hardware is very taxed by the newer operating system. I would be very surprised if the 6s was able to run iOS 16. Noticeable Dates From Microsoft's Schedule. Despite Microsoft setting the guidelines above, some of the devices listed in the table seem to bend these rules. If you own a Surface Pro 3-5, a Surface Book 1 or 2, and a 1st gen Surface Studio or Laptop, these all lose support on November 13, 2021. While this date correlates to exactly four years Mar 17, 2022 5:18 PM in response to Appleuser123–. If you live in the US, there would really be no reason to even try to get an iPhone 4s working. If it's been powered off all this time the battery has likely died as well. iPhone 4s is a 3g phone. And 3g is already shut down by most providers and will be completely shut down in the US soon. While the iPhone 6 may still work for basic functions such as calls, texts, and web browsing, you may miss out on newer features and improved performance offered by newer iPhone models. Consider factors such as the need for more advanced camera capabilities, faster processing speeds, and compatibility with the latest apps and software updates KruY7.