[MlMt] how to find/clean duplicated messages

[Benny Kjær Nielsen]

On 9 May 2018, at 17:32, Paula R. T. Coelho wrote:

> i used MM to move lots (thousands) of messages from one IMAP account 
> to another. but i did a mistake, mislead by the `All Mail’ in a 
> Gmail account, and I ended up with duplicated messages in the 
> destination IMAP account (with different IDs, but same messages).
>
> is there a way to use MM to locate and then clean the duplicates in 
> batch?

Select the mailbox with these emails and then use “View ▸ Select 
Duplicates”. It's pretty primitive, but in this case it should work 
well. It'll select the duplicates while leaving one copy of each email 
unselected. In other words, you should be able to hit delete right after 
doing this.

-- 
Benny
https://freron.com/become_a_mailmate_patron/