How do I Fix my Gmail Authentication Error?

Why does Authentication Error Occur in the Gmail Account and Procedure to Fix it?

Even though Gmail is the most secure email service provider, yet users may face authentication errors sometime. This authentication error determines the failure of the Gmail server to verify the authorized access of an account. Many times, the Gmail server rejects to identify the authenticity of an email account because of the mismatching of some account details. More details regarding the speculations behind the occurrence of Gmail authentication error and the methods for fixing it are below.

Why does Gmail Notify Authentication Error?

However, the Gmail authentication error arrives unpredictably, but there are a few familiar reasons behind it. If you want to identify those reasons which may cause the authentication failure in Gmail, then get the list from below:

  • Gmail user might have submitted the wrong account details.
  • Gmail is using the wrong server port to access account verification.
  • IMAP settings of the Gmail server are not enabled.
  • Two-step verification in Gmail might cause the authentication error.

What are the Methods to Fix Gmail Authentication Failure?

A simple method is available to deal with the Gmail Authentication error most suitably where you just need to check a few settings in your account. If you are willing to learn the procedure to fix Gmail authentication error on your own, then follow the steps from below:

  • At first, go to the sign-in page of Gmail account on your browser.
  • Next, submit your Gmail ID and password in the assigned boxes accurately.
  • Then press the login button and navigate to your Gmail account home screen.
  • Now open the settings of Gmail from the top left corner of the home screen
  • Then choose the forwarding and POP/IMAP server settings protocol.
  • Press next and enable the POP server settings on your Gmail account for email service.
  • Next, move towards the basic settings tab and tick mark on less secure apps.
  • Then enter your Gmail user name in the assigned box and tap save.
  • Next, go to the SMTP mail server settings and enable it as well.
  • Then also enable the IMAP configuration for your Gmail account and then save changes.
  • At last hit save button for the Gmail server settings and access it again to check authentication failure.

In case Gmail authentication error still exists after following the above procedure appropriately, then it is time to receive technical assistance. You have to contact the Gmail support team for help by connecting to its customer service center.

How do I Fix Gmail Authentication Failed With Outlook?

Gmail Authentication Failed with Outlook? Here’s How to Fix It

Gmail is one of the best email service providers used by the billions of worldwide users due to it’s secure and high-end mailing features. Users can configure their Gmail account with multiple emails to send and receive their important emails. But sometimes users confront some technical issues and “Gmail Authentication Failed” is one of the most common among the users that cause when Gmail unable to verify your account. If you are trying to connect your Gmail account Outlook and getting the authentication failed error, then you can fix this problem in a step by step procedure mentioned in this article.

Quick Solutions to Fix Gmail Authentication Failed Problem with Outlook:

Solution 1: Enable IMAP Access in Gmail

Make sure that you have enabled IMAP access in your Gmail account for other email services. For this, follow the below steps:

  • First of all, you need to sign in to your Gmail account on a computer.
  • Click on gear shaped icon which is available at the top-right corner.
  • Click on Settings from the scroll-down menu.
  • Now you can click on Forwarding and POP/IMAP section.
  • Now enable IMAP to configure the IMAP account.
  • After that, click on the Save Changes tab.

Solution 2: Setup or Add Gmail with Outlook

After enabling IMAP access, you need to apply the Gmail settings with Outlook with the help of below steps:

Gmail IMAP Settings

  • Name: enter your name
  • email: your Gmail address
  • Server Name:
  • Port Number: 993
  • Require SSL/TLS: yes

Gmail POP3 Settings

  • Name: enter your name
  • email: your Gmail address
  • Server Name:
  • Port Number: 995
  • Require SSL/TLS: yes

You can simply fix Gmail authentication failed with Outlook problem after following the above-given instructions. If you are still getting any issue regarding the authentication or other, then contact the customer support team for effective solutions.

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