- Mar 18, 2007
- 11,935
- 147
- 106
How many locations are set up with that account? It has to delete the email from the host and wherever else it is being shown. Could be your provider. Could be your program. Could be the size of the message file.
As far as a comparison, when I delete a reply to thread email from Thunderbird using an IMAP connection to my Charter account, it takes less than a second to move to my Deleted folder for that account.