Fix Outlook can't connect to Gmail in Outlook 2010 with two-factor authentication (2FA) Gmail or Google Workspace account with app passwords

2023-06-13

A few days ago, a friend of mine who sells Mexican hamacas here in Czechia ran into a problem with his old but beloved Microsoft Outlook 2010. Previously, Google had correctly forced him to turn on two-factor authentication (2FA) for his Gmail account. Suddenly, his Microsoft Outlook stopped receiving emails on the Gmail account, saying: Password incorrect. Luckily, I remembered the Google App Password workaround, which can also be used to send email via Google Account from third party applications like Plausible or Mastodon.…