Rated 5 out of 5 stars

Chris কর্তৃক নভে. 2, 2017 তারিখে · permalink

I needed to reply to multiple E-Mail senders at once as BCC & without spending too much time. Since the "reply to all" Button in Vanilla Thunderbird was seemingly not working (greyed out & unresponsive) I tried that plugin and it solved my problems.