You can make a difference in the Apple Support Community!

When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

Level 1

4 points

iMac installation of Big Sur

What to do if installation of Big Sur on iMac hangs at “less than a minute remaining?”

iMac 27″, macOS 10.13

Posted on Sep 24, 2021 9:39 AM

Top-ranking reply

Level 10

144,096 points

Posted on Sep 24, 2021 9:42 AM

It may be complete. Wait another 6-8 hours and if it does not complete, then force shut down the computer and then restart.

View in context

Similar questions