附加组件
关于这个附加组件
Important: X-Unsent support was added in Thunderbird 91, and the add-on should no longer be needed.
Opens .eml message with the "X-Unsent: 1" header directly in edit mode.
Fixes bug https://bugzilla.mozilla.org/show_bug.cgi?id=166541.
Opens .eml message with the "X-Unsent: 1" header directly in edit mode.
Fixes bug https://bugzilla.mozilla.org/show_bug.cgi?id=166541.
