
Those who have directly update since then from a version prior to V58 to a version after71 will simply not get the conversion run on their profile.


This migration continued into the Version 68 release cycle, but code to clean up the migration was not introduced until Version 68.5 and was removed in the version 72 beta, so this process needs the profile to go through the Version 68.5 to get the migration to the new formats and the cleanup. Thunderbird implemented a migration of password storage and encryption to a new file name and system. Actually commencing with the Version 58 beta and Version 60 release. In the time of the Thunderbird version 60 release cycle.
