The account you're posting from does not have upgraded storage.
If you're expecting it to, you might have signed up with a different account. You can email storage@zotero.org if you're unsure about this or if you want to transfer your storage subscription to this account.
If you're expecting it to, you might have signed up with a different account. You can email storage@zotero.org if you're unsure about this or if you want to transfer your storage subscription to this account.