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So let’s first start with the SharePoint storage limits. But also how you can free up storage space immediately and what extra storage will cost (and how to apply it, because that isn’t straightforward either. In this article, I will explain how the SharePoint storage quota works and what counts towards the quota.
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So extending the storage in time is really important. One thing you really should keep in mind is that your SharePoint sites will go into a read-only mode when your SharePoint storage is full. Ever wondered why your SharePoint Storage doesn’t lower after deleting some files? Or why your SharePoint Storage is already full even though the site metrics tell something else? SharePoint online is great, but it can be a bit confusing sometimes how the SharePoint storage limits work.
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