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Are you struggling to access your emails, contacts, and other crucial data stored in an OST file? In this informative blog post, we have discussed two methods to convert OST to PST in Outlook 365, Outlook 2019, and Outlook 2016. This seamless process can help you regain access to your valuable information and ensure smooth functioning of your email communication.

Reason Behind to Convert OST Files to PST Format

Microsoft Outlook stores all the data into two file format. When an users user works offline mode, the application saves all the offline emails into OST file format. Users can not directly view their OST files in Outlook 2019, 2016 or 2013. In this situation, users can convert OST files to PST. Once they convert them into PST files, then they can easily access or import them to all versions of Outlook.

Manual Steps to Convert OST to PST

There are many ways to convert OST to PST manually but below I have suggested most common manual method.

  1. Open Outlook and select File menu.
  2. Select the Import/Export menu item.
  3. Click on Export to File.
  4. Click the Outlook Data File (.PST).
  5. Choose whether to export the entire account or just a particular folder.
  6. Make sure that the Include subfolders box is checked.
  7. Select the export destination and click the Finish button.

Note- Manual method is absolutely free but it can be time consuming and require technical knowledge. Moreover, users can not convert corrupted, damaged or large sized OST files manually. That’s why mostly Outlook users or IT professionals recommend to use professional solution to convert OST files to PST format.

Professional Solution to Convert OST to PST

If you want fully professional solution to convert OST files to PST format then opt for ZOOK OST to PST Converter tool. It is designated tool to restore all the data of OST files to PST format including emails, contacts, calendars, notes and all other items. This tool is capable to recover deleted or inaccessible data from corrupted or damaged OST file to PST file.

This tool comes with many advanced features like user-friendly interface, converting single email or entire OST file to PST format at once, splitting large OST file to multiple PST files, workable with all available versions of Windows Operating Systems and many others. It is completely professional way to convert OST to PST in Outlook 365, 2019, 2016, 2013 and all below versions. Below are mentioned some simple steps to use this tool. 

ost to pst converter

  1. Install and Run OST to PST Converter in Your Windows Computer.
  2. Click on the "Select Files" or "Select Folder" to Add OST File to Software Panel.
  3. Now, Click on the Browse Button to Set Saving Location.
  4. At Last, Click on the Convert Button to Begin OST to PST Conversion Process.


Choosing a reliable tool to convert OST files to PST format is really important for smooth and hassle-free process. That is why, I have mentioned above a trust-worthy tool. This tool not only provide faster OST to PST conversion process but also protects you important Outlook data, which makes it reliable tool among Outlook users of all around the globe. 

Also Read- How to Convert MBOX Files to PST format?