When you try to send an email from outlook, it may end up with an error code 0x800ccc6f. Send/ receive emails may work normally when you test but when you try to do it again from outlook mail, it could throw this Microsoft Outlook error code 0x800ccc6f. This error generally takes place when your account settings, you have set your SMTP e-mail server to use a secure connection, and your server does not support secure connections.
In general, this kind of Outlook 2021/2019 error code 0x800ccc6f can appear on Microsoft outlook mail when you try to send/ receive emails. It is usually when you have changes on your SMTP settings in the email configuration. This error pops up when your account settings are set to your SMTP e-mail server to use a secure Windows connection, hence your server does not support secure connections.
For instance, outlook Mail settings are accessible from control panel MAIL icon. There you can follow the below steps to check the same.
In some cases, there could be add-ins that are recently Office installed on your outlook program followed by sending mail errors like outlook error code 0x800ccc6f. It is good if you can unchecked or disable those add-ins from Outlook app.
Above all, for any additional support related to Outlook sending email error code 0x800ccc6f or any other outlook issues. Finally, If you are still not able to resolve this error, we suggest you to chat with our assured experts. I am sure they will give you the best solutions to resolve this error completely. You can also visit our website for more information.