How to recover .PST (Personal Storage Table) and .OST ( offline storage table)?

You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. 

 Use the Inbox Repair tool :

  • You receive a message that Outlook can’t open your data file.
  • You receive a message that Outlook can’t open the set of folders.

Location the Outlook Data Files.

You can check the location of your Outlook Data Files in Outlook.

  1. Select File Account Settings Account Settings.
  2. Select the Data Files tab.
  3. All Outlook Data Files (.pst) and Offline Data Files (.ost) are listed along with the name of the account the files are associated with.

How to repair Offline Outlook Data File .ost ( offline storage table)

  1. Open Control Panel.
  2. Click on User Accounts

3 .Click the Mail option.

4. The “Mail Setup” experience, click the Show Profiles button.

5. Select the profile with the account you want to fix. (The default profile is called “Outlook.”)

6. Click the Properties button.

7. Click the Email Accounts button.

8. Click the Data Files tab.

10. Click the Open File Location button.

Repair an Outlook data file (.pst) file(Personal Storage Table):

  1. Outlook and browse to one of the following file locations different browse: (outlook 2007, 2010, 2013, 2016, 2019
  • Outlook 2007: C:\Program Files (x86)\Microsoft Office\Office12
  • Outlook 2010: C:\Program Files (x86)\Microsoft Office\Office14
  • Outlook 2013: C:\Program Files (x86)\Microsoft Office\Office15
  • Outlook 2016: C:\Program Files (x86)\Microsoft Office\root\Office16


3. Select Browse to select the Outlook Data File (.pst) you want to scan. If you need help locating your Outlook Data File, see Locating the Outlook Data Files.

4. Choose Start to begin the scan.

4. The scan finds errors, choose Repair to start the process to fix them.

5. The repair is complete, start Outlook with the profile associated with the Outlook Data File you just repaired.

Recover items from the backup (.bak) file.

 you can open the original Outlook Data File, you might be able to recover additional items. 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.

Recovering missing items from folder.

  1. Browse to the folder where the .pst file is stored and you’ll find the .bak file (for example, created by the Inbox Repair tool.
  2. Make a copy of the .bak file and rename it with a bak.pst extension. For example,
  3. Import the bak.pst file into Outlook, and use the Import and Export Wizard to import any additional recovered items into the newly created .pst file.
  1. Open the Recovered Personal Folders or Lost and Found folder.
  2. Select the items you want to recover.
  3. Drag and drop those items into the correct folders.
  4. Right-click the now empty folder and select the Delete option.

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