Flaws are to be expected. High-impact flaws, including data loss, are very rare, but may occur. Protect yourself with <a href="https://support.mozilla.org/kb/profiles-where-thunderbird-stores-user-data#w_backing-up-a-profile">backups</a>. Low-impact flaws may not be fixed quickly, because fixes are prioritized based on impact.
Njedostatki daju se wótcakowaś. Grawěrujuce njedostatki, mjazy nimi zgubjenje datow, su wjelgin rědke, mógu pak wustupowaś. Šćitajśo se ze <a href="https://support.mozilla.org/kb/profiles-where-thunderbird-stores-user-data#w_backing-up-a-profile">zawěsćenjami</a>. Njedostatki z małym wustatkowanim se snaź malsnje njepórěźaju, dokulaž se priorita pórěźenjow wót wustatkowanja wótwisujo.