Test your Internet connection by streaming a video from YouTube or loading different webpages. Try a different Internet connection Turn off Wi-Fi in Control Center to switch to cellular data on your iPhone. “If Google DNS or OpenDNS routes everyone to the same way, then those nodes and the pipes leading to them get overwhelmed.” 1. Joe Maller wrote about this phenomena after discovering his own slow download speed for iTunes movies. When a lot of people access Apple’s servers using the same DNS settings, it impacts the download speed for all those users. That may mean switching to a different network or it could mean changing the DNS settings on your device. But essentially, try changing your Internet connection. We’ve written full troubleshooting steps a little further down in this post. How do I fix slow app or iTunes movie downloads on my iPhone and Mac? Rumors suggest Apple is gearing up to ditch iTunes altogether. This doesn’t affect all users, but it isn’t hard to find forum threads with over a thousand users having this problem. In a lot of cases, the sad fact of the matter is this: iTunes and the App Store aren’t programmed to download as efficiently as we expect them to be. If your internet connection was the problem, you’d notice slow downloads and streams from other places too, like YouTube.

And if your Internet was too slow you’d notice it with other apps too. You can usually tell if iTunes quit or your device restarted itself.

Other software, like your firewall or security software, blocked the download.

Your device restarted before the download completed.

iTunes or the App Store quit before the download completed.

iTunes or the App Store lost connection to the Internet.

Why is my iTunes or App Store download so slow? Apple suggests these causes for slow iTunes or App Store downloads:

How to fix when your payment method is declined in iTunes or the App Store.

iTunes not recognizing iPhone XR or iPhone XS on Windows?.

Cannot connect to iTunes Store or App Store.Update your operating and security software.If you’re short on time, try these quick tips to see if they help: Update your operating and security software

Sign into a different account on your Mac.How do I fix slow app or iTunes movie downloads on my iPhone and Mac?.Why is my iTunes or App Store download so slow?.

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