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Written By Rohit Singh
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Updated on February 19th, 2026
The Outlook data file swells up after hitting its storage limit, affecting the application’s performance. This might lead to “Not Responding” hangs or data file corruption. In such a scenario, it is best to create new PST file in Outlook to retrieve the information quickly. Additionally, you will also get to know why to create a new Outlook PST file.
Isabella Clark from London asked: “Hi, I’m based in London, UK, and I need to create a new PST file in Microsoft Outlook. My mailbox is getting quite large, and I want to organize my emails into a separate file. Could someone guide me on the best way to create a new PST file manually, including steps and any precautions I should take?”
There are several practical and organizational reasons to create a new Outlook PST file. The following are the reasons why:
Below are a few manual ways to generate the new Outlook file. Let us proceed with the approaches.
This is the most direct manual method that allows users to create a PST file in MS Outlook. It only creates a blank PST file, which the user can manage manually.
Use the step-by-step process to start creating a blank PST file:
Limitations: This process only creates a blank PST file. Users need to move the emails and other metadata into it manually. Also, manually moving a large amount of email data can lead to duplicate files.
In this method, users create a new PST file with the help of the Home tab and not the Account Settings. This is a fast way to create an additional Outlook PST file.
Look at the steps to start generating a new PST file:
Limitations: It only creates a blank or empty PST file. So, users will have to move the data manually. Also, in this approach, it does not offer any advanced configuration.
Though the above methods are easy to use, you must be technically proficient to use them. But sometimes, these newly created PST files become corrupt and inaccessible. Regardless, after using an automated utility, you can get rid of these issues.
If your PST file gets corrupted and you want to repair it, use the Cigati Outlook PST Repair Tool. With this tool, users can effectively restore complete mailbox data with precision. The software handles PST files of any size, making it suitable for both small and large enterprises. Once the file is repaired, users can export the recovered data into various formats. Also, it offers three repair modes: Standard, Advanced, and Deep, delivering customized recovery results.
Simple steps to create new PST file in MS Outlook:
The article above offers various methods for creating a new PST file in Outlook. Although manual strategies are also available to create a new Outlook data file. But these are difficult to use. On the contrary, a professional tool, the Cigati Outlook PST Repair Tool, is easy to use and offers you the ability to repair corrupted and damaged PST files. Moreover, you can also convert it into several file formats. Users can also download the trial version of the tool to test its features.
You May Also Read: Restore PST File in Outlook
Ans: Creating a new PST file in Microsoft Outlook helps manage mailbox size and improve performance by separating old or large data. It also protects important emails from corruption and makes backup or migration tasks easier.
Ans: Yes. Microsoft Outlook has a PST file size limit, usually 50 GB for Outlook 2010 and later versions. Exceeding this limit can cause performance issues or prevent new emails from being saved.
About The Author:
Rohit Singh is an Email Backup, Recovery & Migration Consultant and is associated with Software Company from the last 3 years. He writes technical updates and their features related to MS Outlook, Exchange Server, Office 365, and many other Email Clients & Servers.
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