This choice has the advantage of forcing a <a href="https://support.mozilla.org/en-US/kb/dedicated-profile-thunderbird-installation">dedicated profile</a> for each Thunderbird, which allows you to have both the release version and the beta version operate independently. So you can:
Aukera honek abantaila bat du: <a href="https://support.mozilla.org/en-US/kb/dedicated-profile-thunderbird-installation">profil berezia</a> behartzea Thunderbird bakoitzerako, eta, horri esker, modu independentean funtziona daiteke bai egonkor-bertsioan bai beta bertsioan. Beraz: