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2 Ways Repair Corrupted Outlook Data File(.PST)

If you find the email can’t sync with, what's Outlook program is crashed, it doesn't work after restart Outlook. Don’t worry! This may indicate that Outlook data files (.pst) damaged, generally, corruption of PST file makes Outlook users inaccessible to its items such as, e-mail, contacts, notes, calendar etc.

There are two solutions to repair .pst file corruptionproblems

How to Use Inbox Repair Tool to Fix .PST Corruption Problem

If you meet corruption event, you can use the Inbox Repair Tool (Scanpst.exe). It's Microsoft Outlook in-built feature mainly develop for fixing minor PST corruption issues.

Step 1: Exit Outlook, then locate to the driver: \Program Files\Microsoft Office\OFFICE15 folder. To find Scanps.exe, and then double-click on it.


Tip: If you are not’t use outlook 2013, refer to the following information:

For Outlook 2016: \Program Files\Microsoft Office\OFFICE16 folder.
For Outlook 2010: \Program Files\Microsoft Office\OFFICE14 folder.
For Outlook 2007: \Program Files\Microsoft Office\OFFICE12 folder.

Step 2: Enter the name of the .pst or .ost file that you want to check, or click Browse to select the file. To specify the scan log options, click Options, and then click the option that you want, click Start.


Step 3: If errors are detected, you are prompted to start the repair process to fix the errors. You can press the Detail button for more information about the type of corruption, before click Repair.


Tip: A backup file is created during the repair process.

Step 4: If everything goes correctly, you’ll get the Repair complete dialog. You can close it by clicking OK.


Now you can run Outlook program. If the repair process fails, try running it again. If it fails repeatedly, but you can still access the file in Outlook, you can refer to Way 2.

Way 2: Work Around Corrupted .pst File by Use the Backup File

If that Scanpst.exe inbuilt tool is not successful in repairing serious PST file corruptions, you may be encounter problems with an offline Outlook Data File (.ost), the file can be re-created by downloading a copy of your items again. Re-create one follow steps below:

Step 1: Open Control Panel. Type mail in the search box and then click Mail (Microsoft Outlook 2013).


Step 2: In Mail Setup dialog, Click the Data Files tab, select the Exchange account, and then click Open File Location.


Step 3: In the file explorer window, right-click the Exchange data file and then click Delete.

The next time you start Outlook, a new .ost file is created for the account.


Step 4: Then return to Account Settings. click Add to open the backup pst file.


Step 5: select it, and then Set as Default, and then click Close, restart Outlook program.


You can use your Outlook normally.

Tips to avoid the Outlook PST Corruption you can do like this:

Tip 1: Exit Outlook properly.

Tip 2: Check the size of PST file.

Tip 3: Protect PST file against virus attacks.

Tip 4: Save PST file on a safe driver not in a network drive, and backup the PST file regularly.

Always be prepared against unforeseen accident. Keep backups regularly, and organize .pst folder is very essential if you want to keep your email communication uninterrupted.