Click View next to the macOS Big Sur result.Type macOS Big Sur in the search field.Try to download the latest macOS Big Sur, using the Mac App Store and see if this can help you bypass the Download failed error: Download macOS Big Sur From Mac App Store Else, click the lock in the bottom-left corner to make the required adjustments.Ĥ. Make sure that the ‘ Set date and time automatically‘ option is checked.Press cmd + Spacebar to bright up the Spotlight Search.Make sure that your Mac is configured with the correct date & time: The Date & Time settings could interfere with a macOS Big Sur software update. If macOS Software Update service is listed as ‘Available’ (green) move on to the next step! 3. The servers will abort downloads once a critical server load is reached.Īpple is transparent about this and informs about any internal issues on its System Status page. This could trigger the macOS download failed issue. Exclude Any Apple Server-side IssueĪlthough rare, Apple’s servers might be overloaded when you’re trying to update. If it’s intermittent it will trigger the download failed error and the macOS Big Sur download will stop. You can also open Safari and perform a Google search or play an YouTube video.įact: The Internet connection has to be stable. Check the status bar for an active Wi-Fi connectivity. That’s the first troubleshooting step that you should apply. macOS asks you to “check your Internet connection” and try updating again. The download failed popup comes with some troubleshooting advice. Are you trying to update your Mac to the latest macOS Big Sur release but are getting the Download failed popup? Is your computer informing you that “an error occurred while downloading the selected updates?” This is a common macOS 11 issue that’s triggered while a new macOS Big Sur version is downloading! How To Fix macOS Big Sur Download Failed Error 1.

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