Is it true that you only need to download Thunderbird once? Don't you need to download new versions? Security updates? https://www.mozilla.org/en-US/security/k

Is it true that you only need to download Thunderbird once? Don't you need to download new versions? Security updates? https://www.mozilla.org/en-US/security/known-vulnerabilities/thunderbird/ https://www.mozilla.org/en-US/security/known-vulnerabilities...