Check the software documentation to learn how to temporarily turn it off.
WARNING: If you disable your antivirus software, don't open any email attachments or click any links in messages from people you don't know.
Two-factor authentication helps protect your account by making it more difficult for someone else to sign in.
It verifies your identity using your password and a contact method (also known as security info).
The security certificate is not from a trusted certifying authority." This error often happens when you don't use SSL to secure your email account.
To fix this error, follow the steps below: An error 0x80072726 might be due to third-party firewall or antivirus software.
See Change your password in Mail for Windows 10 for more information.You'll need the following information: If you're using an Exchange account that requires advanced settings, you'll need to remove the account and add it again using advanced settings.To add the account using advanced settings, see Add an account using advanced setup.Although we don't recommend permanently turning off security software, you can go to the software manufacturer's website to see if they have workaround steps, or you can temporarily turn off the software to see if that fixes the issue.If so, contact the manufacturer's technical support to find a way to access your email without disabling their software.