Compare population statistics about Latrobe, PA from the 2010 and 2000 census by race, age, gender, Latino/Hispanic origin etc.
OST file (.ost) An OST file (.ost) is an offline folder file in Microsoft Outlook. Offline folders make it possible for the user to work offline and then to synchronize changes with the Exchange server the next time they connect. The ability to work offline is useful in environments with limited or unreliable connectivity.
The modified items get synchronized with EDB account when a connection is retrieved with Exchange Server. Sometimes, the OST file turns into inaccessible mode and shows Outlook OST file is in use and cannot be accessed error.Table of Content. 1  Common Reasons of Corruption in OST File. 2  Methhods to Fix Erros in Outlook OST File.3  How to Convert OST File into PST Format Manually.utlook OST File is in Use and Cannot be Accessed: Error Resolved. OST file gets created when Cached Exchange Mode is turned on and serves as the mirror image of Exchange DB mailboxes on the local machine.