Fixing Error for “Outlook Not Recognizing OST File” by Easiest Solutions 
Tags: ost, outlook, fixingerrors, recognizing
Published: 2021-08-09 11:09:12

This format will inform you on Outlook does not recognize OST file by giving you simple and informative techniques in every possible ways. 

<h2>"Outlook Not Recognizing OST File" Resolve the Outlook Versions Problem Message</h2> 

<p>Here we will discuss about the every possible outcomes to why Outlook 2016 not recognizing OST file.</p> 

<p>Errors with PST or OST are almost going to occur if you are an Outlook user. As an example, numerous users have experienced losing access to their OST files while working with OST. When clients discover this alert, they search for a dependable solution to assist them in resolving the problem.</p>

<h2>Reason: WHY OST File Not Recognized by Outlook Versions?</h2>

<p>This problem occurs when the Exchange server does not trust Outlook's OST file because it is not recognised in the file format.</p>

<p>The OST file will not open and the application will not load because of Outlook's enhanced security.</p>

<p>Unexpected Outlook closure, synchronisation issues between Outlook and the Exchange server, the OST file becoming corrupted owing to software or hardware issues, or an upgrade of the Office 365 package on the PC are all common causes of this issue in Outlook.</p>

<h2>Manual Solution to Debug the Outlook Not Recognising OST File </h2>

<p>Now we'll look at how to resolve OST difficulties on your machine. To use the manual technique, you must first know the exact location of the OST file on your machine.</p>

<strong>Create a new OST file</strong>

<strong>Step 1:-</strong> The first thing you need to do is go to the <strong>Control Panel</strong> in your computer.</strong>
<strong>Step 2:-</strong> Now, Select <strong>“Mail”</strong> option.
<strong>Step 3:-</strong> Show profiles is the third option in the <strong>Mail Setup dialogue box.</strong>
<strong>Step 4:-</strong> Right-click on the default profile (Outlook) and select <strong>Properties.</strong>
<strong>Step 5:-</strong> Select <strong>Email Accounts</strong> in the <strong>Mail Setup</strong> for Outlook window.
<strong>Step 6:-</strong> From the <strong>Data Files</strong> menu, choose <strong>Open File Location.</strong>
<strong>Step 7:-</strong> It will take you to the OST file's source directory. Select <strong>Delete</strong> from the context menu when you right-click on the OST file.

<h2>The Manual Approach’s Drawbacks</h2>

<p>To fix the Outlook does not recognize OST file problem, manual solutions are not recommended because they always come with a number of downsides.</p> 
<ul>
<li>There is no guarantee that you will meet your objectives.</li>
<li>The manual approach takes a lot of time and is also very complex.</li>
<li>The execution of such operations is a bit tough for non-technical people.</li>
<li>Unfortunately, your personal information is not protected.</li>
</ul>
<h3>Technical Solution to Solve the Outlook Not Recognizing OST File</h3>

<p>You can also use an automated way to resolving OST file difficulties. You will need to hunt for third-party tools to fix your damaged or corrupt OST files. In this context, we've also highlighted one such third-party tool to help you resolve your OST concerns.</p>

<p><a href="https://datahelpsoftware.com/ost/pst/">OST to PST Converter Developed by DataHelp</a> is intend to be a one-stop solution for all of your data recovery needs. With a few clicks, you can effortlessly convert an Outlook not recognizing OST file. The tool supports Office 365 OST mailboxes as well as online mails.</p>

<p>It can simply fix corruption issues and allow you to read Outlook 2010 files, 2013, 2016, and 2019. 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.</p>

<h3>Steps to Solve the OST file Not Recognized by Outlook</h3>

<strong>Step 1:-</strong> <strong>Download</strong> the software to your PC and <strong>install</strong> it on your computer.
![Alt text of image]
(https://datahelpsoftware.com/img/screenshots/ost-pst/1.png)
<strong>Step 2:-</strong> <strong>Navigate</strong> to the OST file using either <strong>Drag and Drop or File / Folder options.</strong>
![Alt text of image](https://datahelpsoftware.com/img/screenshots/ost-pst/3.png)
<strong>Step 3:-</strong> Click on the <strong>Convert</strong> button when you have viewed the complete data in the software panel.
![Alt text of image](https://datahelpsoftware.com/img/screenshots/ost-pst/6.png)
<strong>Step 4:-</strong> <strong>Browse</strong> to the location where the <strong>exported file</strong> will be save and wait until the conversion process is complete before proceeding to the next step.
![Alt text of image](https://datahelpsoftware.com/img/screenshots/ost-pst/7.png)
<strong>Step 5:-</strong> The <strong>PST file</strong> is now available for import into Microsoft Outlook.
![Alt text of image](https://datahelpsoftware.com/img/screenshots/ost-pst/9.png)

<h3>Wrapping Up with Outlook Not Recognizing OST File Article</h3>

<p>Offline Folder files (OST) can get corrupted or corrupt for a variety of reasons. You can, however, overcome issue by using the manual methods outlined in this article.</p> 

<p>However, employing a trustworthy program is the best method to fix Outlook not recognising OST file issues, such as OST is not an Outlook data file.</p>

<p>By extracting all mailbox contents from an inaccessible or orphaned OST file and converting them to Outlook importable PST format, the software can help you avoid data loss.</p>

<p>Furthermore, you can export and restore mail items directly from unavailable OST files to an existing Outlook profile, Office 365, or live Exchange.</p>