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Open up your System Settings (System Preferences in older macOS versions)
Go to General → Software Update
If you have available updates, click Download, Install, or Restart (depending on what options you have)
Once the update has been installed, the device will restart and you’ll be able to continue using it as before
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After deleting files, don’t forget to empty your trash bin. Until it’s emptied, the files aren’t actually deleted! To empty it, right click (or ctrl-click) on the trash bin on the far right of your dock and choose Empty Trash.
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Open Finder
In the left sidebar, right-click (or ctrl-click) on Onedrive
Click Free Up Space
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