

Want to back up a few Exchange mailboxes (before the deletion of mailboxes).A few user mailboxes get deleted from the Exchange server.OST files contain unsaved user mailbox data. Some beneficial scenarios to convert OST to PST files are here Try the automated tool Kernel for OST to PST Converter to Convert OST File to PST, EML, MSG, Office 365, and Exchange. This blog post will outline the steps for using each method. Fortunately, there are two methods available that are free and easy to use. The need even arises when an Outlook user needs to access an OST file on a different computer or format it for use in another email client.

Thus, OST to PST conversion is a popular process for Microsoft Outlook users. In this case, you need to convert them into PST files so that you can continue using them. However, sometimes these files can become corrupt or unusable. When you are working in offline mode, Outlook uses OST files to store data. OST files are the replica of your Exchange mailbox on your local computer. Microsoft Outlook, in the offline (Cached Exchange) mode, saves all the Exchange mailbox data in a local file named OST file or Offline Outlook Data file.

To counter several difficulties related to the downtime in the Exchange Server when the database is not available when the user tries to open their account, Microsoft had designed Cached Exchange mode in which the mailbox is accessible in each situation.
