![]() 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. Reboot the machine, and then delete your c:\pagefile.sys file, following these instructions if you are having issues.Here’s a tip for you: Download a free version of CleanMyMac X. In the same Advanced Settings, go to Startup and Recovery \ Settings and then change the Write debugging information drop-down to “None” to disable the kernel memory dump.ĭisable Hibernation mode in your power options \ advanced power options screen. Run the Disk Cleanup Wizard, making sure to remove the hibernation file and all restore points.ĭisable the pagefile ( Open up System in Control Panel, then Advanced System Settings \ Advanced \ Performance \ Advanced \ Change \ No Paging File.ĭisable kernel memory dump. there are multiple things you could try to work this around. The reason why Windows won’t let you shrink the volume is as the message shown in Disk Management suggested, because there are immovable system files at the very end of the volume, as this screenshot from utility shows us. Easy to download again if they become lost.Make sure you know what you are deleting! In my case, I knew that these pdf files were: ![]() (In my case, I had to do this 3 times, as I had 3 pdf files in my local Google Drive that were for some reason stuck as 'unmovable'.). Repeat steps 2-7 until you successfully shrink your partition.Delete this file (Simply send to recycle bin.The Diagnostic details will give you the name of the "last unmovable file".It should have the message, "Error: during volume shrink initiated on volume Windows (C:) we failed to move a movable file extent." Find and Click a recent log of type Warning.In Event Viewer, go to Windows Logs > Application.Launch Windows' Event Viewer application.You should get the "There is not enough space" error. ![]()
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