How to enable or disable Cache Exchange Mode in Outlook

Home > Search > How-to

  1. Close Outlook.
  2. Select the Windows Start icon > Control Panel.
  3. Select Mail.
  4. Select Email Accounts.
  5. Select the Email tab.
  6. Highlight the email address giving you the warning (email.ost), then select Change.
  7. Either tick or remove the tick from Use Cached Exchanged Mode.
  8. Select Next.
  9. Select Finish.

Add a Comment

We will never share your name or email with anyone. Enter your email if you would like to be notified when we respond to your comment.

Please enter in the box below so that we can be sure you are a human.