Mac Installation Failed to Download the Configuration Check Your Internet Connection and Try Again

Many Mac users are currently unable to download macOS Large Sur. This could exist due to overwhelmed servers, or a number of other bug. If you're experiencing issues trying to download macOS Large Sur, whether it's an error message, a failed download, or an incredibly deadening download, you're non lonely.

We'll go over a few common fault messages that may be seen when attempting to download macOS Big Sur, with possible remedies likewise when available.

"Update not plant – the requested version of macOS is not bachelor"

If you venture into Software Update and see an "Update not found : the requested version of macOS is non available" fault bulletin.

You tin typically resolve this consequence past post-obit a link to download from the Mac App Store and and so starting the download via the Software Update control panel afterwards.

"forbidden – An error occurred while installing the selected updates."

Once macOS Big Sur is bachelor within Software Update, some users may try to download the update and be confronted with an error message stating "forbidden – An mistake occurred while installing the selected updates."

Information technology's unclear what specifically is causing this error, merely for some users removing the beta profile from macOS seems to fix the issue. For others, rebooting their Mac seems to resolve the error. And for others still, it seems that at that place is no immediate resolution, which could indicate an issue on the side of Apple servers, and just waiting a while before attempting to download again may fix the problem.

If you lot run across the "forbidden – An error occurred while installing the selected updates." error message on a Mac running macOS Mojave and/or with a T2 security chip, yous may need to install any available security updates and BridgeOS updates before being able to download macOS Big Sur.

"Installation failed" – an error occurred while installing the selected updates."

Some users are seeing "Installation failed" – an error occurred while installing the selected updates." when trying to download macOS Big Sur.

This is likely related to Apple servers being swamped, then give information technology time and effort again afterward.

The Apple Arrangement status folio indeed indicates there are currently problems with the macOS update servers for some users, for example.

"The package %@ is missing or invalid" Error Message

Some users have encountered an error message stating "The package %@ is missing or invalid" when attempting to download or upgrade to macOS Big Sur.

This problem tin can sometimes be resolved by installing whatever bachelor system software updates on the Mac outset.

Besides, sometimes changing the wi-fi network (or turning off wi-fi if you're on ethernet), and then deleting and re-downloading the macOS Big Sur installer tin sometimes resolve the error.

"Download Failed: An mistake occurred while downloading the selected updates"

If y'all see an "Download Failed: An error occurred while downloading the selected updates" message, sometimes you simply need to look a chip and try once again.

If yous're using a VPN, try disconnecting from the VPN and downloading the update without i.

Finally, try quitting all apps, so rebooting the Mac into Safe Mode (reboot and agree down the SHIFT key), and trying to download and install the macOS Big Sur update over again from Prophylactic Mode.

MacOS Big Sur downloads extremely slow

This is likely due to Apple servers being overwhelmed. Give it plenty of time, or simply cancel the download and look until a after time when Apple tree has more than server capacity available to conform the demand.

If you see any particular issues with downloading or installing macOS Big Sur, and whether you establish resolutions or not, share them in the comments beneath.

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Source: https://osxdaily.com/2020/11/12/macos-big-sur-update-download-errors/

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