The PST File stores local copies of your calendar events, messages, task data, contacts, etc. The structure of PST Files also makes it possible to export (back up) and import your calendar event details, messages, tasks, contact, etc., to any device. troubleshoot Outlook synchronizing folders error Although both file formats serve storage purposes, they differ significantly on the root level. Read the following section to get the complete knowledge about PST and OST differences. The .ost file is synchronized with the items on the server that runs Exchange.

Step 3: Click REPAIR

Due to its local storage & no encryption, users must manually manage its security compliance. Used for archiving, backup, & create a separate mailbox copy. For users with Microsoft Outlook 2000, 2002, 2003, you'll open the Scnost.exe tool using the instruction below. A. OST files are generally considered more secure because they are encrypted by default on the Exchange server.

Differences Between Outlook PST and Outlook OST

PST files have password protection options, but FixTechGuide mailbox repair steps they are not encrypted by default. PST files can be exported and imported into any Outlook account. PST files can be accessed easily with any Outlook profile or account.

Part 1. What Are Outlook PST Files?

It can save you a lot of grief, but isn’t the most reliable. I’ve had it tell me it repaired files, but then I open them in Outlook and they are empty. In typical MS fashion, the tool can fail, but won’t tell you until the very end…after you’ve run it for an hour.

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This allows you to use Cached Exchange Mode or to work offline when a connection to the Exchange computer may not be possible or wanted. The .ost file is synchronized with the Exchange computer when a connection is available. The tool repairs & converts complete OST data into the desired format at the user-desired location with full data hierarchy. With its user-centric filters and split features, users can easily manage the converted OST file size. To check out the credibility, explore the software’s trial version.

• I’ve had it tell me it repaired files, but then I open them in Outlook and they are empty.
• Besides that, it also highlighted the importance of OST conversion nowadays & recommended the best-automated way for conversion.
• A. Yes, you can import the PST file into another computer's Outlook profile to access the data.
• Outlook Data Files (.ost) are always copies of items that are saved on a mail server and don’t have to be backed up like Outlook Data Files (.pst).
• This is a highly recommended, trusted repair tool for PST/OST files.
• Typically, when you use a Microsoft Exchange Server account, your email messages, calendar, and other items are delivered to and saved on the server.
• Less susceptible to corruption or damage, as it is attached to the Exchange server.

What are OST Files?

Repairit for Email, the most professional email repair software provided by Wondershare. This is FixTechGuide fix for stuck folders a highly recommended, trusted repair tool for PST/OST files. It is an immaculate, straightforward software that’s suitable for both beginners and advanced users. If you use Outlook and get a corrupted Outlook PST/OST file, Wondershare Repairit for Email will come in handy. There are two types of Outlook Data Files used by Outlook. If you are using a Microsoft Exchange account, your items are usually delivered to and saved on the mail server.





PST File Format is used for POP Accounts, while the OST file format is used for IMAP Accounts. The outlook is extremely popular all around the world because of its strong functions. And we have frequently seen Outlook OST and PST files in our daily work, but don't even give a thought to the difference between Outlook OST and PST. And in today's post, we can explore Outlook PST and OST together. Perfectly repair and recover corrupted Outlook PST & OST files. If you're using an Exchange email account, you can delete the offline Outlook Data File (.ost) and Outlook will recreate the offline Outlook Data File (.ost) the next time you open Outlook.



A. No, OST files are specific to the computer where they are created and synchronized with a particular Exchange server mailbox. Adhered with specific email accounts and profiles, limiting its accessibility across platforms. Used for offline accessibility to work even in an unstable internet connection. This extraordinary feat (when comparing the size of older PST and OST files to newer ones) also brought to the table more recent problems with the OST and PST Formats.

The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't. You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. OST and PST files play crucial roles in the functionality of Microsoft Outlook, catering to different needs and scenarios. By understanding the differences and proper management techniques for these file types, users can ensure a more efficient and trouble-free Outlook experience.