While the upgrade process to Catalina is fairly straightforward - you’ll find the update in Apple’s Mac App Store - some users have reported issues with being able to download the update.Ĭommon error codes, at least in the first few days of Catalina being made available for download, included messages like The network connection was lost or Installation of MacOS could not continue. The first step of your Catalina journey on an existing Mac is to get the operating system installed. How to fix MacOS Catalina installation problems Dan Baker/Digital Trends Whether you’ve encountered problems installing Catalina or are having issues getting your Mac up and running post-install, we’ve got some helpful tips to remedy some of the bugs.įor the latest on MacOS, be sure to check out our articles on how to download MacOS Big Sur and common problems in Big Sur and how to fix them.

That shouldn’t come as a surprise, though, as Apple is ambitiously supporting a wide range of hardware - dating back to 2012 Mac models, in some cases. MacOS Catalina brings plenty of features and apps to get excited about, but as with all software updates, you can expect some bumps along the way.