Review for Duplicate Contact Manager by jörg blum
Rated 1 out of 5 stars
Duplicate Contact Manager 2 works
https://addons.mozilla.org/de/thunderbird/addon/53145
To create your own collections, you must have a Mozilla Add-ons account.
Duplicate Contact Manager 2 works
https://addons.mozilla.org/de/thunderbird/addon/53145
To create your own collections, you must have a Mozilla Add-ons account.