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How to fix Time Machine's "This backup is too large for the backup disk"?

Fresh5 days ago
Mar 15, 202651190 views
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Problem

Why I am always seeing this window on my system? I have changed the disk with a new one, bigger and after a while the message shows again. As far as I know, TM deletes old backups to store the new ones but it seems that this is not the case. Any way to solve that?

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Fix for: How to fix Time Machine's "This backup is too large for the backup disk"?

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This happened to me recently; I was pretty annoyed because I expected that if there wasn't enough space, Time Machine should just delete the oldest backup. The problem turned out to be that the disk contained only one (large) backup, and didn't have…

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