Follow the instruction to update existing MS outlook client configurations.
Step - 1 Open MS outlook application installed in your Laptop / Desktop Step - 2 Click File at the top left and then Account Settings, if your configuring outlook for first time click on Add Account. Step -3
Enter a name for your account (this name is shown in the account list) and the sender name that recipients of your E-Mails will see.
Enter your full E-Mail address.
For Incoming Server, enter imap.gmail.com for IMAP
Enter smtp.gmail.com for the Outgoing mail server.
Enter the full E-Mail address as Username and the corresponding password.
Step - 4 Click on More Settings and click the Outgoing Server tab. Enable authentication for your outgoing mail server. Select Use same settings as my incoming mail server
Step - 5 click the Advanced tab to check the encryption settings. Click OK to confirm the settings and then Next. The account settings will then be checked, and you will see a success notification if the account has been set up properly.