Microsoft Outlook stands tall as the most widely utilized email client globally, and at the heart of its operation lies the Personal Storage Table (PST) – an essential data file format storing everything from email folders and calendars to contacts, notes, and attachments on your local machine. It serves not only as a repository but also as a backup for safeguarding your Outlook mailbox data.

PST files can become corrupt over time despite their resilience, which leaves users in a difficult situation. While ScanPST.exe, the built-in Inbox Repair Tool, can quickly resolve some problems, other problems might be trickier. We'll go over the ins and outs of utilizing ScanPST.exe for PST file repair in this guide, as well as talk about its drawbacks and a trustworthy substitute for cases of severe damage.

What is ScanPST?

Scanpst.exe, also referred to as the Inbox Repair tool, is an integral utility within Microsoft Outlook designed to identify and rectify errors within Personal Folder (.pst) files. These files contain critical Outlook data, including emails, contacts, calendars, and tasks.

When a .pst file becomes corrupted, users often encounter problems such as:

This is where Scanpst comes in handy. It performs a complete scan of the .pst file to find faults and try fixing them to get functionality back. Now, the most important question that may arise is: where is Scanpst located, or how can one find Scanpst?

Location of ScanPST.exe | How to Find ScanPST.exe?

The first step to resolving PST issues is finding ScanPST.exe, nestled within the Microsoft Outlook installation directory. The precise location varies depending on your Outlook version:

Outlook Version ScanPST Location
Outlook 2019

32-bit Version: C:\Program Files (x86)\Microsoft Office\root\Office19

64-bit Version: C:\Program Files\Microsoft Office\root\Office19

Outlook 2016

32-bit Windows: C:\Program Files (x86)\Microsoft Office\Office16\

64-bit Windows: C:\Program Files\Microsoft Office\Office16\

Outlook 2013

32-bit Windows: C:\Program Files (x86)\Microsoft Office\Office15\

64-bit Windows: C:\Program Files\Microsoft Office\Office15\

Outlook 2010

32-bit Windows: C:\Program Files (x86)\Microsoft office\Office 14\

64-bit Windows: C:\Program Files\Microsoft office\Office 14\

Outlook 2007

32-bit Windows: C:\Program Files (x86)\Microsoft office\Office 12\

64-bit Windows: C:\Program Files\Microsoft office\Office 12\

Outlook 2003

32-bit Windows: C:\Program Files (x86)\ Common Files\System\MSMAPI\

64-bit Windows: C:\Program Files\Common Files\System\MSMAP

How to Use ScanPST.exe?

After finding the Inbox Repair tool (Scanpst.exe), double-click on it to run the application and follow the below simple steps to repair your PST file:

When ScanPST.exe Falls Short

Despite being Microsoft's go-to solution, ScanPST.exe has its limitations, failing under specific circumstances:

  1. In cases of severely damaged PST files, where the corruption is extensive, ScanPST.exe may struggle to fix the problems.
  2. ScanPST.exe might not be able to handle certain Outlook errors that go beyond its capabilities.
  3. If the ScanPST.exe tool is missing or damaged due to bugs in the application or a virus infection, it may not work properly.

When ScanPST is unable to repair your PST file, you can be left wondering if there is no hope left. But...

Introducing SFWare PST Repair for Outlook | A ScanPST Alternative

In cases where ScanPST.exe is insufficient, use the SFWare PST Repair software for Outlook. This approachable substitute is a dependable solution for handling severely corrupted PST files. It reconstructs mailbox contents, including emails, attachments, contacts, calendars, tasks, notes, and journals, into a fresh, useable PST file that can be imported straight into Microsoft Outlook, providing a smooth repair process.

Steps to Repair PST file Using SFWare PST Repair Software:

  1. Download and install SFWare PST Repair Tool.
  2. Launch the software and choose one of the following options:
    • Open PST File: If you know the file path.
    • Find PST File: If you don't know the file location.
    • Select Outlook Profile: If there are multiple profiles.


  3. Locate the Outlook data file and click "Next."
  4. choose-the-pst-file-to-repair

  5. Choose "Normal Scan" for low corruption or "Smart Scan" for complex issues.
  6. select-scan-option

  7. Select a destination for the repaired PST file and click "Repair."
  8. outlook-pst-file

  9. Preview the repaired file in an Outlook-styled browser.
  10. If satisfied, activate the software before saving the file to the desired location.


Finally, even though ScanPST.exe is essential for standard fixes, its shortcomings require other approaches for complex cases. Never forget to save a backup copy of your PST file—this is especially important if you use ScanPST.exe.

If ScanPST does not work, use third-party software such as SFWare PST Repair for Outlook to protect the confidentiality and integrity of your priceless contact information.