Since 2014, Google has been enhancing Gmail's security features to thwart attacks. Therefore, installing Gmail on Outlook 2016 may be blocked if compatible settings aren't configured. This article from Mytour will walk you through the detailed setup of Gmail in Outlook 2016 using IMAP.
Setting up Gmail in Outlook 2016 via IMAP
Step 1: Begin by logging into Gmail on your browser, then click on the Settings icon. Choose Settings, then select the Forwarding and POP/IMAP tab.
Next, opt for Enable POP for all mail that arrives from now on.
Step 2: Go
And select to enable Access for less secure apps.
Step 3: Open Outlook 2016. Select File, then choose Add Account
Step 4: In the Add new account window, select Manually configure server settings or additional server types and press next
Step 5: Next, choose POP or IMAP and select next
Step 6: Proceed to configure the details
Your Name: The name you wish to assign to your account
Email Address: Your Gmail account
Account type: POP3
Incoming mail server: pop.gmail.com
Outgoing mail server (SMTP): smtp.gmail.com
User Name: Your Gmail account
Password: Your Gmail login password
In the configuration window, select the More Settings section.
Continue to select More Settings and check the box for My outgoing server (SMTP) requires authentication.
Switch to the Advanced tab and enter the following parameters below.
Press OK to save the settings.
Step 7: Click Test Account Settings to test the connection with the server. If the system successfully sends the email, the setup is complete.
This is your result screen.
So you have successfully set up Gmail on Outlook 2016. Your emails have been fully synchronized to your account. However, changing security recommendations may compromise the safety of your account. Therefore, use caution when making adjustments.
Wishing you all success.