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

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More
Archived

Select Write and the Send button gets faint and message can't be sent.

Toad-Hall replied
NightWing43

Cannot send message in the Write screen. Send button gets dim and doesn't work. Not an issue before the latest Thunderbird upgrade.

Cannot send message in the Write screen. Send button gets dim and doesn't work. Not an issue before the latest Thunderbird upgrade.

All Replies (1)

Have you entered an email address in a TO field ? It will auto be dimmed/greyed-out if nothing in a TO field.