How Rebuild and Recover Damaged OST Files


OST stands for offline storage table which is a file format. OST format is used in one of the most widely used email clients to store data.These files are a carbon copy of all your mails on the Exchange server.


The OST file used in local machine that's why they are harmed easily by different factors. These factors include but not limited to limited to virus or malware attacks, sudden power loss, slowdown etc. 


In this technical blog, I am going to explain How Rebuild and Recover Damaged OST File. If your OST file is damaged and inaccessible, read this blog to recover and rebuild your corrupted Outlook OST files.


File Repairing in Microsoft Outlook


In Microsoft Outlook there is an inbuilt utility which helps in file repairing. This utility works by detecting corrupted files and repairing it. This repairing tool is different in different versions of Outlook application. This utility has become simple in the latest versions of Outlook. You can easily recover and rebuild corrupted OST files.


Rebuild OST File


Your Exchange server mailboxes save offline in an OST file format.If these important files get corrupted then we can rebuild the damaged OST file by downloading its copy from the Exchange server. We can recreate the OST file by following these instructions:


  1. Goto Control Panel

  2. Now, Select Mail and Open it

  3. Mail Setup- Outlook, a dialog box opened

  4. Click on the Email accounts

  5. A new dialog box named Account Settings opened 

  6. Click the Data Files option and Select OST file

  7. Now, click Open File Location icon

  8. On OST file do right click and select Delete option to delete files

  9. At the last open Outlook application, there was automatically generated a new OST file.


OST File Repairing


The method we discussed above to rebuild the OST files will not work if the Exchange server and our account is not synchronized perfectly due to any network issue or server slowdown.

In this situation, it’s a high chance that your files may be permanently deleted. Therefore, it is advisable to use third party professional software to manage damaged Outlook OST files. 


These third party tools have some helpful inbuilt facilities that recover your corrupted data conveniently without any data loss. Cigati OST File Recovery is one such third party data recovery tool which helps you in the OST file recovery process.

This tool has some prominent features that ultimately repair data in a smooth manner. You can also open OST files without Outlook & Exchange server using free OST file viewer tool. These are steps which you have to follow to recover your damaged OST file using this tool:


  1. Download and Install Cigati OST File Recovery Tool and open it.

  2. Click on Select OST option Locate the OST file that you want to recover.

  3. Now, click on Select Recovery mode and select different modes for different levels of file corruption.

  4. After this select file version that is 32-bit version ANSI File and 64-bit version UNICODE file.

  5. Select Encryption level to secure your file.

  6. Hit OK to start scanning.

  7. Click OK again in the dialog box showing completion of the Scanning process.

  8. Click on the Save icon.

  9. A new dialog box appears, now, choose the folder path and select the file format in which you want to save your file like EML, PST, MSG, DBX etc. You can also filter your files by selecting the date range filter. And click OK.

  10. Now, the tool started scanning and repairing the process to recover your corrupted OST files.

  11. Now, a new dialog box appears again showing the saving process completed message.

  12. At last close the application.


Conclusion


In this article, we discussed How Rebuild and Recover Damaged OST files. We briefly discuss inbuilt repairing tools in the different versions of Microsoft Outlook software. I tried to explain recreating and recovering corrupted OST files damage by different reasons.

We tried to understand the efficiency and feasibility of the third party professional tool in the OST file recovery process. At last we can conclude that the third party recovery tools available in the market are the best way to recreate and repair corrupted OST files.


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