And OST & PST are the file formats used by Microsoft Outlook to save all your data mentioned above. OST is your offline folder in MS Outlook. These files make possible for Outlook to be used even in offline mode and to sync automatically when connected to the internet. It is used in Exchange environment by using MS Exchange server.How to compress Ost file in outlook?
Outlook has an option to compact .OST and .PST files, which compresses the OST or PST file and reduces the file size. The steps are as follows, Click Settings> Advanced > Outlook Data File Settings… This will compress the OST file to an extent and may resolve the issue temporarily.Why is my Ost file not readable in outlook?
That happens most likely by accidentally deleting the main account in Outlook to which the OST file was associated with. This makes the OST file useless, non-readable by Outlook, making the data stuck inside them. This has always been a major concern for users.What is the full form of Ost?
OST Full-Form – If you are looking for the full form of OST then you are at the right place, here in this article we will be discussing OST, its full form, the meaning of OST, and detailed information in different categories. Original soundtrack or OST is a pre-recorded record (music) that plays along with with moving pictures, games or drama.