


This will fail and a message saying "Thunderbird failed to find the settings for your email account" will display.

With IMAP you can only access your email, not your calendars, contacts, or tasks. More details on contents of releases can be found in the release notes archive or Wikipedia: Firefox version history.Thunderbird lacks Exchange support so it needs to be configured for IMAP. During this period high-risk patches should avoid landing until after the Nightly version bump lands on mozilla-central on merge day. * The Nightly soft freeze is typically during the week prior to merge day. Firefox Merge/Release Full Scheduling Calendar ( ICS) (highly detailed - 99.99% up to date).Firefox Merge/Release Dates ( ICS for Thunderbird/Lightning or your calendar app) (low noise).

Please refer to one of the following calendars for up-to-date scheduling: This wiki page may not always have the most current information. Thunderbird tracks the ESR schedule column per Thunderbird release info. The release to users may be a few days later, to allow for manual testing and sign-off. Code is not always released to users on the same day as the branch migration. Future dates may change if the process changes. This schedule is based on the current RapidRelease plan.
