MS Outlook generates a PST (Personal Storage Table) file format within its online application environment, storing all mailbox data items, including emails, attachments, contacts, calendar entries, journals, notes, tasks, and to-do lists. PST file extension – Personal Storage Table: In all such cases, users can benefit from OST files to work hassle-free in Outlook. There are several cases when the OST file is highly in demand by the user, like when a server is facing downtime, an unexpected crash of Outlook, accidental account deletion, or any scheduled maintenance of the Exchange server. Also, there is no worry about data connection because the moment Outlook reconnects to the MS Exchange Server, all the offline saved data gets synchronized with the online Exchange server. The users can work in offline mode with this facility which allows them to access complete mailbox data items saved on a personal device. The OST file is the exact replica of the Exchange server account. OST file extension - Offline Storage Table Users can choose between OST (Offline Storage Tables) and PST (Personal Storage Tables) file types to store their mailbox data. Also, it provides an array of features such as contact management, web browsing, calendaring, and task management. This platform utilizes Microsoft Exchange Server email to send and receive correspondence. Microsoft Outlook tops the charts for global email clients. Read Also : Free Methods to Convert OST files to PST Quick overview of MS Outlook and related data files Hence, without wasting any time, let us move forward to know simple basics and overview about the OST and PST file formats of MS Outlook and an automated OST to PST converter full version for quick migration of OST files to PST. Hence, users always look for safe and reliable methods for converting their most crucial Exchange data to PST file with no data loss issues. There is no doubt that converting Offline storage files (OST files) of MS Outlook to PST file format is a very confusing and risky process that irritates users. Summary: The post highlights the challenges of converting Outlook OST files to PST, and presents Kernel OST to PST Converter as an efficient tool with user-friendly features, secure data migration, and versatile saving options.