-
Open Outlook and go to File > Open & Export > Import/Export
-
Select Import from Another Program or File.
-
Go to Next, select Outlook Data File (.PST) and go to Next.
-
Select Browse and navigate to the location of the existing PST.
-
Go to Next and then go to Browse and select the location of the PST you would like to import.
-
Go to Next where you will be able to select which parts of the PST you wish to import and where you would like to import the files to.
-
Go to Finish.
