Since Microsoft Outlook is widely used by most of the people all around the world for storing and managing emails, notes and many other important documents, Microsoft provides a .pst file for storing all the useful elements. But it has certain fixed size,i.e. 2GB so if the size of PST files goes beyond its limited size, then it would corrupt the PST files making all the data inaccessible. Luckily you can repair archive PST file Outlook by taking help of a professional tool called PST Repair Tool.