Plugin for setting X-KIM-Dienstkennung message header on sending a message
and showing the value of this header on received messages.
This plugin uses an experimental api therefore there is no signature present.
To install the plugin you may have to set the following parameter
xpinstall.signatures.required to false in the advanced config.
Download the build plugin here.
- From the tools menu, select Add-ons.
- Click on the tools icon, click on Install Add-on from file option and select the addon file from above.
- Select Install Now in the confirmation window that comes up and the addon will be installed into Thunderbird.