apt-get -t jessie-backports install icedove gives "icedove is already the newest version". Same with icedove-extension. The installed version is 38.6.0-1~deb amd64 and the version in jessie backports is 38.7.0-1~deb8u1 Comments, pointers, help, derision, etc appreciated. -- Bob Holtzman A man is a man who will fight with a sword or conquer Mt. Everest in snow. But the bravest of all owns a '34 Ford and tries for six thousand in low.