

After you shut down the computer and wait for 15-30 seconds. Important: Booting M1 Macs in Safe Mode is a bit different. Does it work? Use the comments section and let us know. Browse for System Preferences -> Software Update and try to download the latest macOS Big Sur version one more time.Release Shift after the log-in interface is loaded.Turn your Mac back On and immediately press & hold the Shift key.Go for Shut Down… and wait between 15-30 seconds.Click the Apple logo, available in the top-left corner of the screen.If the macOS Big Sur download failed error continues to pop up, your next option is to try to update after you reboot your Mac in Safe Mode: The Software Update app opens up and prompts you with the latest macOS 11 version available.

Use GET to force your computer to search for the latest macOS Big Sur version.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.

