Hi, >> The posts on the web say it is because the cert is unknown and to >> download its file.
M> Or that a mailserver you connect to has changed certificates. Yes, that is possible. But it was happening with many sites and all at once. Plus, in the ten years or so of using TB, it never happened before so it seems unlikely. Fortunately, the suggestion to switch to the other cert has resolved it. -- Jack ________________________________________________ Current version is 5.2.2 | 'Using TBUDL' information: http://www.silverstones.com/thebat/TBUDLInfo.html