You just opened Microsoft Outlook on your system and it shows “Can’t connect to server” or is stuck at “Connecting to server” forever, if you been in such a situation then you are at the right place. In this article we will show you why does a situation arise where OST files can’t be open? what is the solution to OST files not opening? and how to open corrupt/orphaned OST file and recover them. What Is OST File? To begin let us start by understanding what an “OST” file is. An OST file is a file type...