When it’s finished, use the middle column to filter files by type.Ĥ.Choose Large & Old files in CleanMyMac X’s sidebar.And the worst thing is they are scattered around Mac’s folders, making it difficult to find and remove them. Media files usually gobble up a large amount of disk space. When it’s finished, press Clean to free up space, or Review Details to find out more.Choose System Junk in the sidebar and press Scan.This tool will help you clear some space and delete large and old files quickly. If you don’t already have CleanMyMac X installed, download it for free here. And, if you can, clone your startup disk to an external drive, too. If you use Time Machine or another backup tool, run a manual backup just before you upgrade. While upgrading to Big Sur is safe, you never know when something might go wrong.

Backup your Macīack up all files and data that are stored on your Mac. How to free up space for macOS Big Sur?Ĭomplete the following steps to ensure your Mac is ready to update to Big Sur. It can also detect large and old files and show you the files taking up most space and uninstall applications. Your Mac uses disk space to store temporary files and provide storage for active apps and tasks (which is what RAM does), so you should never be running with almost no disk space left.ĬleanMyMac X makes it very easy to free up disk space on your Mac by identifying junk files and allowing you to get rid of them with a click. While the installer for Big Sur takes up less than 16GB of space, you should make sure that you have at least 20GB of free space on your startup disk before you try to download and install it. We’ll show you what they are in this article. There are lots of things you can do to fix it. macOS Big Sur has been out since November 12, still, many users couldn't update their Macs straight away. It’s very frustrating if you see a message telling you that you don’t have enough space to install the new macOS. Most of us are keen to update to a new version of macOS as soon as it is available. But if you’re looking for manual solutions, see our ideas below.įeatures described in this article refer to the MacPaw site version of CleanMyMac X. It’s notarized by Apple and is optimized to find issues on macOS Big Sur. Here’s a tip for you: Download a free version of CleanMyMac X.

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