OST refers to Offline Storage Table which is a MS Outlook storage file. OST has great features and benefits. One of the best benefit of this type of storage file is that it allows user to continue their work on MS Outlook, if the application is disconnected from Exchange server on even in Offline mode. User can easily compose their e-mails, save e-mails in drafts, deleted or read existing e-mails etc. Outlook OST files gets automatically synchronized with Exchange server once the Internet connection is retrieved. In reality, OST files are the photo copy or carbon copy of mailbox which lying in MS Exchange Server and stored in System hard drive. So damage of Exchange server does not affect on OST files which saved on your System hard drive.
But sometimes, it may possible that you can get some error messages while synchronizing Offline Folder File in MS Office Outlook. You may also notice that your OST files are deleted which usually happens due to OST file corruption or human errors. If your OST file is corrupt then you need to use scanost.exe to fix corrupted OST file. It is an in-built repair utility which automatically installed when you install MS Outlook. This in-built tool diagnose and repair OST file. It works by scanning user OST and mailbox file which run on Exchange server. This tool compare the items and folders in each file and attempts to resolve the difference between synchronization. User must be connected to their Exchange account server to use this effective tool.
How to fix errors using Scanost.exe
- Terminate MS Outlook before starting repair process
- Open Scanost.exe by double clicking on it, the default location is at drive:\Program Files\Microsoft Office\OFFICE12
- If you have multiple Outlook accounts, then choose the OST file that you need to repair
- If you are asked to Connect or Work Offline, click Connect
- Choose the option according to your need
- Select “Repair Errors” checkbox to automatically resolve errors while scanning OST file
- At last click “Begin Scan”
If Scanost.exe fails to fix your corrupt Outlook OST file then you need not get upset. You can easily fix it by using a reliable third party software like PST Repair Tool. This tool is considered as the best repair utility among the best repair utility to fix your OST file corruption due to any reason. The best thing about using this software is that after repairing OST file, it recovers all deleted or lost items like emails, Attachments, Notes, Journals, meeting requests, etc. from Outlook OST file. It supports of versions of MS Outlook such as Outlook 2000, 2002, 2003, 2007, 2010 and so on. Besides this, it is also compatible with all version of Windows System. You can easily use PST Repair Tool and fix corrupted PST file.