The Activity Manager records all the interactions between Thunderbird and your email provider in one place. There’s no more guess work. You only have to look in one place to see everything that’s happening with your email.
Amsefrak n urmud ad isekles tamyigawt gar Thunderbird akked usaǧǧaw inek n yimayl deg yiwen n umḍiq. Dayen, ur tesrid ara ad tɛasseḍ iznan inek. Yiwen kan n umḍiq anda ara twaliḍ.