Recover corrupt and damaged OST files

How to recover corrupt and damaged OST files?

Corrupted OST files cannot be accessed by Outlook. Different error messages may pop up if you try to access the mail items from such corrupted files. One of the best options is to repair and recover the OST file and convert it to PST using EdbMails.

Common reasons for OST file corruption

OST files may get corrupted due to various reasons and this can lead to data loss if it is not fixed immediately. The most common reasons for corruption are:

  • In scenarios such as ransomware attacks, Exchange server crashes, accidental mailbox deletions, the mailbox on the Exchange server is not available permanently. It makes your Exchange offline folder (.ost) file an orphan.
  • For instance, you may not be able to access the OST file in Outlook due to a registry or an installation issue. Outlook OST file can experience errors like 'Your offline folder file could not be configured' or Outlook (cached mode) OST file not updating folders from the Exchange server, OST file synchronization errors, inconsistent Exchange database, and process terminations due to database corruptions
  • Overgrown OST file size causes performance issues and needs to be converted to PST for backup. When there are network interruptions during OST file synchronization, abnormal Outlook shut down and Outlook termination, it is likely to damage and corrupt the OST files. Such corrupted OST files can be recovered and converted to PST with EdbMails OST software.

When a folder or email is accidentally deleted in the Exchange, you have the option to backup the OST file to PST. EdbMails OST to PST converter tool can export local OST files to PST so that you can conveniently and safely recover / backup in all the above scenarios

How to fix OST file corruption?

OST file corruption can be fixed easily and you need not worry about your OST file mail data. Using EdbMails OST converter tool is the best way to recover and fix corrupt OST files. The application also lets you save email messages in EML, HTML and MHT formats. Additionally, you can directly migrate the OST file data to Office 365 or to live Exchange server.

How to convert the OST file to PST?

Steps to Export OST to PST

  • Browse the offline OST file that you wish to recover
  • Select the mailboxes and folders for export
  • Choose the location to save the exported data
  • Click the ‘Export to Outlook PST’ button to export the data to PST

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