According to Apple’s website, the size of the full package of iOS 16 is more than 5GB.

If your Internet is slow, then it is normal to take significantly longer to download the full package.

To avoid Apple wrongly defining this update as a violation, you need to stop using the public Wi-Fi and disable VPN in iPhone Settings.Įven if your Wi-Fi is secure, the Internet should be as fast as possible so that you have more chance than others to visit the server and get the response. Connect iPhone to a fast and safe Wi-FiĪpple’s privacy policy doesn’t allow you to update or backup iPhone under an insecure Wi-Fi. Thus, we strongly advice you to backup your iPhone on Windows to prevent data loss.

You can have a cup of coffee and try updating iOS 15 later.īefore we get started, it is worth mentioning that a few people lost their iPhone data because of update failure. The server might be visited by too many users at the same time or Apple temporarily shut down the service. If your Wi-Fi is OK and everything is ready on iPhone, this could be Apple’s fault. Wrong settings or data on iPhone will make this update failed. Your Internet connection is not stable or secure, so Apple refuses to execute this update. There could be 3 most possible reasons for iOS 16, 15 update taking forever: bad network conditions, iPhone issues, or Apple server issues. Delete the old update or the previous beta profile Clear iPhone data to give space to download and run the update Don't worry, follow this passage to know why and how to fix iOS 16, 15 stuck on estimating or preparing time. This can happen when you download any iOS version, including the official iOS 15.5. However, some people reported that iOS download stuck on 15%, or just have stopped on waiting time. Although it is controversial, it is fact that there are lots of people who would like to be the first group to have the latest iOS. Anyone could offer some help?Įvery year, Apple introduced their latest iOS version in the WWDC, which contains various features, such as the iOS 16 beta. I don’t know whether it is really stuck but it takes too long (over 2 hours) at this step. The beta profile has been successfully downloaded, but it gets stuck at Download and Install in iPhone Settings.

I have iOS 15.1 on my iPhone X and want to try the latest iOS 16 public beta.

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