Imap folders updating cached headers watch with a chance of dating sonny with a chance
Cached Exchange Mode enables a better experience when you use an Exchange account.In this mode, a copy of your mailbox is saved on your computer.By default, when Cached Exchange Mode is turned on, a local copy of shared folders is downloaded to your computer.
Therefore, large messages (and any attachments) are downloaded only if you select them in the message list.
This copy provides quick access to your data, and it is frequently updated with the server that runs Microsoft Exchange.
If you want to turn off Cached Exchange Mode, repeat the steps, but clear Use Cached Exchange Mode.
IMAP IDLE eliminates the need for you to run the Send & Receive command for the account.
Use Cached Exchange Mode to work with items in your Microsoft Exchange Server mailbox even when your network connection is slow or unavailable.