What are the major Reasons of OST Corruption and how to Fix it

Major Reasons for OST File Corruption

There are several reasons why an OST file can become corrupted:

  1. Sudden power failure or system crash while Outlook is open or syncing the OST file can lead to corruption.
  2. Virus or malware attacks can significantly damage OST files by corrupting or deleting the data.
  3. Improper termination of Outlook, such as forcing the program to close or computer crashes, can cause OST file corruption.
  4. Large OST file size makes the file more susceptible to corruption as larger files are more complex to manage.
  5. Network connectivity issues that prevent Outlook from connecting to the Exchange server can fail to synchronize emails and corrupt the OST file.
  6. Outlook software issues like outdated versions, bugs or conflicts with other applications can result in OST corruption.
  7. Problems with the storage device where the OST file is saved, such as hard drive failure, can also cause corruption.
  8. Human error like accidentally deleting or moving OST file associated files can lead to corruption.

How to Fix Corrupted OST Files

  1. Use the Inbox Repair Tool (scanpst.exe) provided by Microsoft to resolve minor corruption issues in OST files.
  2. Disable conflicting Outlook add-ins by opening Outlook in safe mode and disabling COM add-ins from the Options menu.
  3. Compact the OST file regularly to keep it organized and avoid reaching the 50GB size limit which can cause corruption.
  4. Use a reliable OST recovery tool like the WebbyAcad OST Recovery Tool to repair severely corrupted or encrypted OST files and recover the data.

The WebbyAcad OST Recovery Tool offers advanced features to fix damaged OST files and convert them to PST, EML, MSG and other formats while preserving folder hierarchy and metadata. It supports all Outlook versions and has no file size limitations, making it a comprehensive solution for recovering inaccessible OST data.

  • There are major reasons for OST corruption. Access OST data without Exchange Server because users can’t access OST data directly. So users can recover OST files lets them access emails, contacts, etc., independently. Backup and portability of OST files and easy to move and backup. Users can restore deleted Exchange Accounts, but their linked OST files become corrupted, so users can restore OST files, emails, and other mailbox items and access them. You can try the simple solution for recovering OST files. I suggest the Softaken OST Recovery Software, which is a 100% safe solution for recovering corrupted OST files easily without any data loss. It works with all Windows OS versions and also supports all MS Outlook versions. You can also try the free demo version for free and explore the tool's features.

  • For OST to become corrupt, there are several main causes. Get to OST data without Exchange Server, since users can't get to OST data directly and Sudden System shutdown. Users can get back OST files, which lets them view their own emails, contacts, and other data. However, users can get their emails, other mailbox items, and restored OST files back. You can use the easy method to get back your OST files. Try the WholeClear OST Recovery Software is the best and safest way to easily repair corrupted OST files without losing any information. All versions of Windows OS and all versions of MS Outlook can use it. You can also get the free test version of the tool and check out its features. OST files are easy to recover and back up, and they can be saved anywhere.