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What is NST File and How to Open NST File in Outlook?

There are lots of users available in the world who use MS Outlook for personal and business purposes. In such a situation, it is necessary for the user to be aware of all the main formats of Outlook. Very few people know about the Microsoft 365 NST file that is created in Outlook. Here in this blog, we will discuss some points of NST files like

  • What is an NST file?
  • Create an NST file in Outlook and its benefits
  • How to Open NST file in Outlook?
  • Import an NST file in Outlook

What is NST file in Outlook?

Outlook .nst file is also known as GST file (Group Storage Table) and Office 365 Group storage file. It is created for storing data of a group of Office 365 in Outlook. NST file structure is similar to OST files, which store offline content such as emails, contacts, calendar entries, tasks, and other items.

How to Create an NST file in Outlook?

When you configure your Outlook with Office 365 admin account and create a group in Outlook, it will automatically create an NST file to save Office365 collaboration data.

If you want to know how to configure manually and create a group, click here: Create Office 365 Group in Outlook

What are the Benefits of Outlook NST files?

There are many advantages of NST file for Outlook users. We can understand them through some points:

  • It helps to store your entire mailbox data on your local system.
  • You can easily access your mailbox data even when not connected to the internet.
  • Outlook NST files are encrypted, which makes them secure.
  • It helps to reduce the amount of data transferred between the server and Outlook.
  • You can easily access your mailbox data when the server is down.

Location of Office 365 Group Storage file (.nst)

  • Click on the File tab >> Go to the Account setting.
  • Select data files and double-click on Office 365 account.
  • Copy the location path.
  • Open Windows Explorer and paste the copied location.
  • Here, you see the Saved NST file.

Why and How to Change NST file to OST file?

You can change the .nst file extension to .ost as we told above, it holds the same folder hierarchy and file formatting. The reason behind converting the NST file is to leave the group, archive nst data, or corrupt nst file.

So follow the below method to change it:

  • Go to your NST file location.
  • Right, click on it >> Select properties.
  • In the general tab, change the Extension type NST to OST.
  • Click on the OK button.

This is the process of converting NST files to OST file format. Now as we know OST file does not open in any Outlook so we need to change OST file to PST file Format.

How to Open NST file in Outlook from Archive and Corruption?

Office 365 Group NST file can access as a Group data file and after changing extension .nst to .ost, we need to convert to PST.

To convert NST files, we suggest using MailsDaddy OST to PST Converter Tool to convert your OST file into Outlook compatible PST file. This is the easiest method to load and migrate data from the .nsf file to outlook. Once you have successfully exported the mailbox then you can open NST files in Outlook 2019, 2016, 2013, 2010, & 2007. The application also works with corrupted NST files and allows it to convert into different file formats such as PST, HTML, MSG, Office 365, etc.

How to Import NST file to Outlook After Conversion?

To import the NST file into Outlook, follows below the steps:

  • In Microsoft Outlook >> File tab > open & Export
  • Import/Export window >> Import from another program or file > click on the Next
  • Select Outlook data file (.pst)>> Next > Browse PST file (converted .nst file) then Next

Conclusion

Here I have described “What is NST file?” And why users need to convert and import NST to Outlook. Any user who wants to open NST file in Outlook can follow the above procedure. This complete guide will help every level of user to convert Office 365 Group mailbox to Outlook 2019, 2016, 2013 etc.

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