Following steps solved this problem for me on Kubuntu 15.04 1) sudo apt-get install libappindicator3-1 2) manually install latest dropbox stable build
See: https://www.dropboxforum.com/hc/en-us/community/posts/201908279-Systray-icon-not-showing-in-KDE-Plasma-5-2 https://www.dropbox.com/release_notes -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1448611 Title: No dropbox notify icon To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dropbox/+bug/1448611/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
