<ul><li>Failed software update on the external drive of an Apple Silicon Mac revealed the issue with ownership and authorized users.</li><li>The user encountered an error message stating 'User interaction required. An error occurred while installing the selected updates.'</li><li>The problem was caused by ownership issues with the external drive, which prevented software update authentication and changing the security policy.</li><li>The user resolved the issue by setting the drive as the startup disk and adding an authorized user for the Mac.</li></ul>

Failed Software Update on the External Drive of an Apple Silicon Mac

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