Once you have located the OST file, follow the methods below to open the it. Method 1: Using Free Xst Reader Tool Xst Reader is a free open-source viewer that allows you to open and view OST and PST ...

What data file types does Outlook support? While working with Outlook, you will encounter two data file types: OST and PST. OST (Offline Storage Table) file types allow you to work offline.

Fix Cannot display the folder, Microsoft Outlook cannot access the specified folder location. Microsoft Office exited without properly closing your Outlook data file ...