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Make sure your device is connected to Wi-Fi or cellular data, as you need an Internet connection to download a massive software update. Your Device isn’t Connected to Wi-Fi or Cellular Data To make sure your phone is ready to install, connect it to your computer and back it up using iTunes.Īpple also recommends that you use iCloud to back up photos and other important data download your pictures, then sync them back to your device via iCloud Photo Library. One of the primary reasons why an iPhone won’t install a new operating system is that it isn’t fully backed up. If you’re trying to upgrade your device and it doesn’t have enough power, connect it to a charger and give it some time to juice up before trying again. To download and install a new version of iOS, your iPhone must have at least 50 percent battery life. (If you have an iPad 2, it works with iOS 9.)Īpple occasionally drops support for these devices in order to keep its operating system lean and speedy. If you’re still using a first-generation iPad, iPhone, or iPod touch, for example, iOS 16 downloaded but wont install.
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Sometimes, an update simply won’t install on older devices. When in doubt, plug your phone into a computer and use iTunes to check how much space is available. If you think you do, try cleaning up by deleting old apps or photos. If iOS 15 downloaded but wont install results to your iPhone getting an error message, it’s likely that you don’t have enough space on your device. The majority of Apple updates should apply within a matter of minutes but if you do get prompted with an error message it will usually relate back to one of these two areas.Īs one example, some people might see something similar in their screen that says Cannot Verify Update or something similar. While these are not excuses for not being able to perform a software update, it may give us an idea of where to start looking if we’re unable to get help from our local networks and ISPs (Internet Service Providers). This reason can be affected by other factors such as a power outage, maintenance, or technical issues. One of our most common reasons why you may be having issues installing Apple iOS system updates is that your Apple Server is down. Here are some of the most common problems. There are many reasons why your phone might not be able to install the new iOS 15 update.
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