import emails from thunderbird to mac mail.import mail from thunderbird to apple mail.Replacing these files with the rollback files did roll me back to the desired version without damaging my profile, so that was nice.Ī roll-back option really should be provided, and all prior versions should be available to access. In my case (Ubuntu 18.04), thunderbird files were not in /opt, as per the above link, but in /usr/lib. Then, you can follow/modify the instructions here to install everything: However, you can reverse engineer the download link by changing the version number in the URL to get some installation materials. The main problem is that Thunderbird is NOT making older versions available for download (see gripes about that here ). The answer by tudor-Reinstate Monica does work, but will typically roll you back to v.52, which is MUCH too far into the past. You could also have gone with apt pinning and the /etc/apt/preferences file but holding is much easier for this task! When you are comfortable upgrading again, then you can release the hold: $ sudo apt-mark unhold thunderbirdĮ voila, the latest release is now the default again: $ sudo apt upgradeġ to upgrade, 0 to newly install, 0 to remove and 0 not to upgrade.Īfter this operation, 38.4 MB of additional disk space will be used. The following packages have been kept back:Ġ to upgrade, 0 to newly install, 0 to remove and 1 not to upgrade. So now, when you apt upgrade you'll get a warning that packages have been kept back. If you want to stop apt upgrade from upgrading the package again, then you can tell apt to hold a package. Note the warning that the package will be DOWNGRADEDīonus step - lock in that version (a.k.a. The following packages will be DOWNGRADED:Ġ to upgrade, 0 to newly install, 1 to downgrade, 0 to remove and 12 not to upgrade.Īfter this operation, 38.4 MB disk space will be freed. $ sudo apt install thunderbird=1:52.7.0+build1-0ubuntu1 This is easy, just use the syntax = with apt install.Į.g. The three stars *** indicates that this is the version currently installed as per the "Installed:" line. So now we know (at this time) we have two versions:
Apt policy or apt-cache policy (or apt-cache madison)
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