OST Corruption and Server Crash: When you are unable to open your OST files offline, due to their corruption or Exchange Server crash or any other such reason, then, the way to open your mailbox data offline is to perform the process of OST to PST conversion using OST Email Recovery software, which will allow you to access your mailbox data offline in PST files, which are usable also with Outlook to send-receive messages etc., even if Exchange Server is down.
On a Business Trip: OST to OST conversion will also help you in case you are going on a business trip, as you will be able to open your mailbox data anywhere anytime in these PST files only with the presence of a good Internet connection. OST files, as you know, won’t work if you go outside the Server network, so converting to PST is a good option to access mailbox data while on the move.
Convert OST File to PST: The best method to go about this conversion of mailbox data from offline OST stores to Outlook-accessible PST files is to use some third-party OST to PST conversion, which is efficient in its conversion process.
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