Outlook ScanPST or ScanOST instructions

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In order to resolve database corruption from Microsoft Outlook, please follow the steps outlined below.

It is suggested that you complete a back up of your database prior to running these steps:
http://www.companionlink.com/support/kb/How_to_make_a_backup_of_Outlook_Data


The Scanpst.exe file is typically located in one of the following folders:
C:\Program Files\Common Files\System\Mapi\1033
C:\Program Files\Common Files\System\MSMAPI\1033

The Scanpst.exe file for Outlook 2007 is typically located in the following folder:
C:\Program Files\Microsoft Office\Office12

The Scanpst.exe file for Outlook 2010 is typically located in the following folder:
C:\Program Files\Microsoft Office\Office14

The Scanpst.exe file for Outlook 2010 32-bit installed on Vista/7 64-bit is typically located in the following folder:
C:\Program Files (x86)\Microsoft Office\Office14

The Scanpst.exe file for Outlook 2013 is typically located in the following folder:
C:\Program Files\Microsoft Office 15\root\office15

The Scanpst.exe file for Outlook 2016 is typically located in the following folder:

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


To run the Inbox Repair Tool, follow these steps:

  1. Click Start, and then point to Find or to Search, depending upon your operating system.
  2. In the Search for files or folders named box, type scanpst.exe
  3. Double click the Scanpst.exe file to open the Inbox Repair Tool.
  4. Type the path and the file name of the personal folders (.pst) file or click Browse to locate the file by using the Windows file system.
  5. Click Start.
    http://support.microsoft.com/kb/272227

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NOTE: If the these steps do not clear the corruption problems, you can Send a CompanionLink PC Sync Log. It will allow support to identify where the problem is in your Outlook files.