Manual Method For Recover Data From a Corrupted OST File for Outlook

Sep 16


Mack John

Mack John

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Do you get the error "OST file not recognized by Outlook"? If the answer is yes. This post will help you with possible solutions to recover data from corrupted OST files.


Causes and Solutions for the Error to recover data from a corrupted OST file


We will discuss methods for resolving this error in this article. We'll show you guidelines on how to troubleshoot data from a corrupted OST file in Outlook 2019,Manual Method For Recover Data From a Corrupted OST File for Outlook Articles 2016, 2013, 2010, 2007, 2003” step by step.

Let's get started.


Let's take a look at what OST files are and why they're causing this error. Then, we'll go over some of the best ways to fix the corrupted file.

Causes of the OST File Not Recognized Error in Outlook

Many Outlook users have issues with their mailboxes not opening or items missing. Depending on the version you're using, you might get errors like "OST file not recognized by Outlook 2010" or "OST file not recognized by Outlook 2016" and so on.


As a result, it's critical for users to understand what's causing the problem.


The most common cause of this problem is OST file corruption. When an OST file is corrupt, Outlook will not recognize it.

When the OST file does not match the mailbox size in Exchange Server, an error can occur.

Whenever the Exchange server and the OST file experience a synchronization error. The Outlook OST file is not recognized by MS Outlook.

As a result, Outlook will report this error in such cases.


So far, we've discussed some manual approaches to resolving these types of issues.


To Recover Data From corrupted OST File manually

In order to solve these types of issues that Outlook users encounter. The manual tricks listed below should be followed.


Method 1: Recover Data from a Corrupted OST File

Users can use the scanpst.exe tool provided by MS Outlook in this method. This is a built-in tool that assists users in diagnosing and repairing corrupt OST files. To do so, follow the steps below:


Start the Inbox Repair Tool.

To select the corrupted OST file, click the Browse button.

The scanning process will begin once you press the Start button.

The scan will generate a list of errors once it is finished. After that, press the Repair button.

Restart the Outlook application once the repair process is complete.

Keep in mind –


  1. Only minor corruption issues in the OST file will be repaired using these methods.
  2. If the steps are not followed carefully, there is a risk of data loss.

If the file is severely corrupted, you'll need to use an automated solution to resolve the problem.


Automated Solution to Tackle Error “OST not Recognized by Outlook” due to Corruption

You have no choice but to use a third-party tool as a solution. You can use the SysTools OST Recovery software to get around all of the drawbacks of manual techniques.


It can easily fix corruption issues and give you access to Outlook 2010, 2013, 2016, and 2019 files' data. In addition, the software includes a feature for repairing password-protected data files. It is possible to decrypt OST emails and remove OST email encryption with this program.


Method 2: Recreate OST file

This method may assist users in resolving the problem. In Outlook, you must create a new OST file. To create a new OST file, follow the steps in the section below:


Step 1: Close Outlook, go to Control Panel and click the Mail button.


Step 2: Select Show Profiles from the Mail Setup dialogue box, then select your profile name and Properties.


Step 3: Select Exchange account from the E-mail tab, click the Change button and enable Use Cached Exchange Mode.


Step 4: Select Offline Folder File Settings from the More Settings >> Advanced tab menu.


Step 5: Select Disable Offline Use from the drop-down menu, then select Yes.


Step 6: Return to Offline Folder File Settings and select OK and Yes once more.


Step 7: Select Use Cached Exchange Mode from the Cached Exchange Mode Settings menu.


Step 8: Select OK, then proceed to Next and Finish.


Step 9: The Account Settings and Mail Setup wizard should now be closed.


Final Thoughts

We attempted to resolve the most common Outlook error in this article.

Recover data from a corrupted OST file We recommended some manual methods for resolving this issue.