Select Enable IMAP (IMAP access section).To enable IMAP in Gmail, login into your Gmail web client () and then click Settings:

Before that, let us make sure that IMAP access is enable.But do not worry, your mails will not be removed from Google’s servers, you can still access your mails via web site. Please note that this process will delete your messages and will no longer available on your Mac. Open Google’s My Account site () and click Security (On the left navigation panel) and then scroll down and find the “Less secure app access” section and turn this on (note that Google recommends this OFF).Ģ- Set up your email account using IMAP. In the meantime, you can try the following fixes:ġ– Changing your Gmail account’s security settings may fix this problem. Please note that we contacted Apple regarding this issue, and we were told that Apple is currently working on a fix. However, shortly after authenticating, the Mail app asks for authentication once again, and again, as the process does not stick and goes into an endless loop. “Enter the password for the account “(null)”: Google requires completing authentication in Safari.” This takes users to a Google web login form. See also: macOS Mojave Freezes or Stops Responding, Fix

More specifically, some Gmail users have said that after installing the macOS 10.14.4, and launching the Mail app, some Gmail users are asked to authenticate their email addresses. It seems that the Mail App is not working as expected for some Gmail users. Several people are experiencing issues with Gmail (especially G Suite) email accounts in Mail on Mac.

Macbook add email account