How to import Outlook emails from OST file into Gmail

How to import Outlook emails from OST file into Gmail

Microsoft Outlook is one of the most used email clients and Gmail is widely used email service by billions of users all over the world. As Outlook stored all data as OST file offline, if any Microsoft Outlook user wants to migrate to Gmail, then he needs to import all his emails and other data from local OST file to his Gmail account. And, there is not any direct method or feature in Gmail or Outlook to import data from ost file into Gmail.

There are two methods to import Outlook OST data into Gmail.

Manual Method: Export OST data to PST and import PST to Gmail.

Steps to export OST to PST using Outlook Import/Export Wizard:

1.       Locate the OST file and open in Outlook application

(Location of OST file: C:\Users\user\AppData\Local\Microsoft\Outlook\email.ost


You can also directly find the OST file from Outlook app account settings

File > Account Settings > Account Settings> Data Files > Open File Location)

2.       Now in MS Outlook software Click on File Tab > Open & Export > Import/Export

3.       In Import and Export Wizard select Export to a File and click Next.

4.       Here select the Outlook data file (.pst) option and Click Next.

5.       Now select the mailboxes and folders you want to export to PST file and click Next.

6.       Click on Browse and choose a folder to save the PST file and click Finish

Steps to Import data from PST file to Gmail using G Suite Migration for Microsoft Outlook :

1.      Download and Install GSSMO tool in your Windows PC.

2.      Run G Suite Migration for Microsoft Outlook and sign in using your account.

3.      Now from the drop-down select From PST file and click Next.

4.      Browse and select the saved PST file and click Next.

5.      Now select the data you want to migrate (ex. Calendar, Contacts, Emails)

6.      Click on Migrate to start the process.

(After the process complete you can login to your Gmail and check the new.PST in the mailboxes list)


Automated Method: Use a third-party OST File Converter tool.

First, you need to create an app password instead of account password to login your Gmail account in a third-party an application like vMail OST file Converter. Follow the steps mentioned below to create a Gmail App Password.

1.       Login to your Gmail account and from top profile icon click on Manage your Google Account option.

2.       Now from Security Settings turn on 2-step verification option.

Free Download Buy Now

Written by 

Ralph Miller is an Email consultant and works with V Software from last 2 years. He provides custom solutions for email process related to MS Outlook, MS Exchange Server, Office 365, and many other Email Clients & Server.


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