What to do?Īs one user pointed out, the problem may be caused by 3d party kernel extensions or kexts. You see the progress bar, but it isn’t going anywhere. The situation looks like this: macOS Catalina has completed the installation, and after you restart your Mac, it is stuck on the login screen. Try to delete system cache with CleanMyMac.Download Catalina under different “user” on your Mac.But don’t give up just yet! Try downloading Catalina once again - this time, it will download it from the cached copy on your Mac which will take about 10-15 seconds. The first attempt to download Catalina would often return the same error. Switch to “All content” in the dropdown menu. Open System Preferences > Sharing > Content caching.It has something to do with cached content associated with your user account. This error usually appears when the download has finished. Start the installation all over again - this time, it should go fine.Press the power button and wait till your Mac reboots.What can you do? If your patience has finally run out, it’s time for a mission abort. So your installation has started but seems to be stuck on the initial screen. Here’s a link to a free version of this app - enjoy!Ĭatalina installation is stuck on “Setting up your Mac” screen Then you can install macOS Catalina on a clean and refreshed drive. You’ll easily remove 7-10 GBs of system garbage. Or, if it looks like too much fuss, free up your storage with Apple notarized tool like CleanMyMac X. How to free up space? Move your largest files to an external drive. Therefore, you need to free up some space on your Mac. When you see the “ macOS Catalina cannot be installed on Macintosh HD” message, this sometimes means that there is not enough disk space for the new macOS. MacOS Catalina takes up about 30 GB on your drive. Release the keys and restart your Mac.Īfter you’re done, repeat the macOS Catalina installation from scratch. Hold down Control-Shift-Option and press the Power key.Ĥ. Hold down the keys until your Mac reboots.Īnd again, if you are a proud M1 Mac owner, there is nothing you should do here. M1 Macs don’t have a System Management Controller (SMC), so all the related functions run automatically.Ģ. Immediately press Command-Option-P-R keys.Ĥ. All that is left to do is shut down Mac entirely and then turn it back on.ģ. The good news is that the system of M1 Macs automatically resets the NVRAM at the start-up and when needed. It isn’t something you should be doing regularly, but it’s worth trying. It’s one of those last-ditch solutions that restore deep system settings, including kernel information. You should be able to see if it’s still active and the remaining time before completion. Tip: Press Command-L in the middle of the macOS installation. Hopefully, it reaches completion this time. You will see the Apple logo on a grayish background with a progress bar.Īfter you enter Safe mode, rerun the Catalina installer. Now, hold down Shift while it’s booting up.Press and hold down the Power key to shut down your computer.How to install Catalina in Safe Mode for Intel-based Mac: Press and hold the Shift key, then click Continue in Safe Mode (you should see “Safe Boot” in the menu bar).Press and hold the power button until “Loading startup options” appear.How to install Catalina in Safe Mode for Mac with Apple Silicon: Though it’s perfectly normal for an installation to take some time (sometimes up to 10 hours), you can try a few workarounds. All you can see is a black screen, and even a hard reboot doesn’t help it. You’ve unpacked the installer, and the macOS Catalina installation is stuck on the initial reboot.
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