Update an offline address book - Exchange

To use the Exchange Management Console to update an offline address book

1. Start the Exchange Management Console.
2. In the console tree, expand Organization Configuration, and then click Mailbox.
3. In the result pane, click the Offline Address Book tab, and then click the OAB that you want to update.
4. In the action pane, click Update.
5. Read the warning box, and then click Yes to continue.

To use the Exchange Management Shell to update an offline address book

• Run the following command:
  Update-OfflineAddressBook -Identity 
  

  For example, to update the OAB named My OAB, run the following command:
  Update-OfflineAddressBook -Identity "My OAB"