Windows 10 已于2025年10月14日停止支持。如果您正在使用 Windows 10,参见 这篇文章。

Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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cant send emails it keeps saying theres a fault with my server. Dont understand these things, help.

rooty22u

An error occurred while sending mail. The mail server responded: 5.7.57 SMTP; Client was not authenticated to send anonymous mail during MAIL FROM [DB6P195CA0023.EURP195.PROD.OUTLOOK.COM]. Please verify that your email address is correct in your account settings and try again.

The above message comes up when I try to send mail.

An error occurred while sending mail. The mail server responded: 5.7.57 SMTP; Client was not authenticated to send anonymous mail during MAIL FROM [DB6P195CA0023.EURP195.PROD.OUTLOOK.COM]. Please verify that your email address is correct in your account settings and try again. The above message comes up when I try to send mail.

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Please post this info: In Thunderbird Help > Troubleshooting Information click on 'Copy text to clipboard' In this forum question, right click in a 'Post a Reply' text box and select 'Paste'. You can edit/remove all info on fonts and printers but nothing else.