Outlook 365 - Cached Exchange Mode

Owned by Addison Morris
Last updated: Apr 04, 2023

Cached Exchange Mode is a feature built into Outlook that can make working with large mailboxes easier, but may cause delays in email being sent/received or prevent shared calendars from synchronizing.


Step-by-step guide

  1. Right Click the inbox name and select Data File Properties



  2. Click Advanced



  3. Now select the Advanced tab



  4. Make sure Cached Exchange Mode is unchecked
  5. Click OK, and OK to save the changes


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