With 1:6.6p1-2ubuntu2.3 (Trusty) the alt-tab completion works, but the character isn't echoed back.
sftp> get nave Fetching /tmp/naïve to naïve Attempts to enter a character (AltGr+a for æ or AltGr+[+i for ï, for example) simply results in an error beep, which is new but thoroughly useless and a step backwards. -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/349913 Title: sftp: cannot enter umlauts like ä, ö, ü To manage notifications about this bug go to: https://bugs.launchpad.net/openssh/+bug/349913/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs