Fake Mac Update Screen

A black screen, a logo and a thin progress bar that barely moves. It looks like a macOS update, and it is only a web page. Set the update time and press Fullscreen.

Tip: double-click the screen to go full screen. The toolbar and mouse pointer are hidden in full screen. Esc exits.

Choose a system

What this screen copies

When a Mac installs a system update it restarts to a black screen with the Apple logo and a slim progress bar underneath. There is usually no text and no percentage, which makes it very easy to imitate and very hard to tell from the real thing.

How to set it up

  1. Enter the update time in minutes. macOS updates commonly take 20 to 45 minutes.
  2. Set Start at to choose how full the bar is at the beginning.
  3. Press Fullscreen. On a Mac you can also use the green window button or Control+Command+F to put the browser itself in full screen first.
  4. Press Esc to end it.

Tick Never finishes and the bar creeps towards the end without ever arriving, which anyone who has waited for a Mac update will recognise.

Tips for Macs

Nothing is installed and no setting is changed. Be nearby to reveal the joke before anyone holds the power button.

Fake Mac update FAQ

How do I exit the fake Mac update screen?

Press Esc. If the browser itself is in full screen, press Control+Command+F or move the pointer to the top and click the green button.

Does it work on a MacBook, iMac and iPad?

Yes. It runs in Safari, Chrome and other modern browsers on any Apple device.

Will it affect my real macOS updates?

No. It has no connection to Software Update and cannot start, stop or change real updates.

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