If this has happened to your Mac, don’t worry.

We’ve compiled a list of fixes you’re free to try below.

To start your Mac, open theApplemenu from the menu bar and clickRestart.

Child looking at an iMac Updating on a wooden desk

The first thing you should do if you suspect an internet problem is to reboot your router.

If you use an Ethernet cable, you might also want to check that it’s properly plugged in.

And if you use private Wi-Fi, consider increasing your bandwidth by disconnecting idle devices on the data pipe.

Restart button highlighted in the Apple menu

This is becauseEthernet is faster than Wi-Fiand guarantees fewer downloading problems.

Apps like those tend to have security features that may block downloads and updates.

Temporarily disable it and retry the update to see if it improves.

Storage settings in System Settings macOS 13

Sudden loss of power can cause data corruption.

Updates can also be big, taking up considerable space on your drive.

To find Apple’s storage management recommendations, openSystem Settingsand clickGeneral > Storage.

MacBook on Desk Turned Off

Click theInfo (i)button next to each item to see your options for clearing space.

It will scan and repair your machine and clear cache files.

Take a look at ourguide to macOS boot modesto find out how to put your Mac in safe mode.

Screenshot of Apple System Status homepage

Reset Your Mac’s SMC and NVRAM

Apple silicon Macs don’t need SMC and NVRAM resets.

A simple reboot will suffice.

Resetting your Mac’s SMCis also important for fixing many underlying hardware communication issues.

Twin Bell Alarm Clock on a Table

Your Mac needs to communicate with Apple’s servers for your macOS update to download.

In other rare cases, the servers may simply be down.

you might checkApple’s System Status websiteto see if themacOS Software Updatesystems are available.

If there’s a green circle, it’s finebut if not, then it’s unavailable right now.

We recommend leaving your Mac overnight to see if the macOS update is complete in the morning.

The time remaining on the update progress bar is sometimes inaccurate and will adjust after the computer recalibrates.

Updates can take a whileeven with fast internet.