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#Thunderbird remove duplicate messages Offline
If we delete an email completely in Apple Mail (delete from Inbox + delete from Trash) when the email client is in offline mode, we will make them out of sync to the server and have still this email(s) on the server. Since re-indexing the account and restarting the server will not resolve the issue, follow the steps below to fix this issue. If two messages are duplicates prefere to keep the bigger, smaller, unread or first/last found one.
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Restore standard (keep one message and delete all other duplicates). Sometimes when moving or deleting a large number of items in a batch from Apple Mail in macOS, the items start duplicating out of control, resulting in huge sizes of accounts, hindering server performance.Īs a side-effect, the mailbox may reach the email quota in a short amount of time. 15, 2005 46.0 KiB Works with Thunderbird 1.0 - 1.0+.