Summarize this article in one sentence.
Select an Exchange folder. Select the folder from your message store. You must have an Exchange folder selected in order to see the Automatic Replies option. Open the Automatic Replies (Out of Office) menu. You can find this by clicking the File tab and then selecting the Info tab. In the Automatic Replies menu, check the box labeled Send Automatic Replies. You can adjust the time that the assistant is active by checking the box and setting the time and date range. If you set a date range for your automatic replies, the assistant will end automatically when the date range is over. If you didn’t set a range, it will continue until you open the Automatic Replies menu and select “Do not send automatic replies.”

Summary:
Turn on automatic replies. Configure your replies. Disable Automatic Replies.