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Disable an Offline Folder file (.ost)

This feature requires you to be using a Microsoft Exchange Server e-mail account.

1. Manually synchronize your Offline Folder file (.ost) to copy new items from the offline folders to the server folders.

   How?

   Do one of the following:

   • To synchronize the selected folder, click the Tools menu, point to Send/Receive, and then click This Folder.
   • To synchronize all of your folders that are set up for offline use, click the Tools menu, point to Send/Receive, and then click Send/Receive All.
   • To synchronize a Send/Receive group of folders, click the Tools menu, point to Send/Receive, and then click the name of the Send/Receive group.
2. On the Tools menu, click E-Mail Accounts, click View or change existing e-mail accounts, and then click Next.
3. In the list, click Microsoft Exchange Server, and then click Change.
4. Click More Settings.
5. Click the Advanced tab, and then click Offline Folder File Settings.
6. Click Disable Offline Use.
7. When you setup working offline, if you specified Outlook to prompt you whether to work online or offline, you should change setting so you are no longer prompted.

   How?

   1. On the Tools menu, click E-mail accounts, select View or change existing e-mail accounts, click Next, select Microsoft Exchange Server, and then click Change.
   2. Click More Settings, then click the General tab.
   3. Under When starting, select Automatically detect connection state.

Note  To permanently remove the .ost file from your computer, you must delete it.