Move Outlook Data File. In earlier versions of Outlook. Outlook keeps all of its data in one file with a pst extension.
In the Value data box type the full path of where you want to store the ost file such as DMyOST and then select OK. Under the Account Settings window are several tabs. Use this solution if you want to move Offline data file OST data in.
Use ForceOSTPath Registry Key.
Old Method to move PST files. You can move OST file in Outlook in the following two ways. Click on Data Files This tab is where you configure the data files being used by Outlook. Open the Microsoft Outlook in your old computer next right click the email account whose Outlook data file you will move and then select the Open File Location from the right-clicking menu.