Manual Method to Import PST to Gmail
On the other side, this process is attractive due to the fact that it's very simple and cost-free solution. Simply modify the settings of your Google settings, set up the second account, and connect to both accounts to transfer data. Transfer emails without creating a distinct PST file. The method for manually moving PST into Gmail is comprised of three steps.
After you have logged onto the account you have created in your Gmail login, you will need to click to open the gear icon (in the top right-hand corner, just below your profile photo).
A menu to adjust settings will open. Select the button that says ' See all settings'.
Click on the tab ' Forwarding and POP/IMAP'.
Go into your IMAP section of the Gmail account.
Allow to enable the function (the blue settings change).
Scroll down to the bottom to save the modifications.
After that, go to the appropriate area of Google settings to enable access to "less secure applications". This will allow the connecting to Gmail to Outlook. Gmail account with Outlook and finish the initial step of the procedure. The next step is to transfer PST in Gmail. Be aware that the manual route cannot guarantee accuracy. In some cases, you might not be able to transfer PST into Gmail without error.