P.S. I found a clue on this page: https://www.gnu.org/software/screen/manual/html_node/Quit.html
> Note that on VT100-style terminals the keys C-4 and C-\ are identical. So be > careful not to type C-a C-4 when selecting window no. 4. The question is, how did it work before, and how do I make it work again? On Tue, May 29, 2018 at 10:11 AM, Dun Peal <dunpea...@gmail.com> wrote: > Hi folks, > > I just upgraded to Ubuntu 18.04 from 16.04, and noticing an odd > behavior with the key combinations that used to switch windows by > number. > > In 16.04, if I held Ctrl and hit the escape key, and immediate after > it a number key (without releasing the Ctrl), I was switched to that > window number. > > In 18.04, if I do the same, in some cases a different action is > performed. For example, if I hit escape-3, it executes the `copy` > command (i.e. activates Copy Mode). Escape-4 triggers `quit`. Escape-5 > triggers `paste .` > > Some switches still work fine as before, for example escape-1 and escape-2. > > Also, I still get the previous switch behavior if I release Ctrl after > hitting the escape key and just before hitting the number key. > However, that is slow relative to now having to release the Ctrl, and > if I'm not careful I still get the undesirable action. > > Is there a way to get the same behavior as before, such that hitting > escape + number will always switch to that window, even if I didn't > release the Ctrl key? _______________________________________________ screen-users mailing list screen-users@gnu.org https://lists.gnu.org/mailman/listinfo/screen-users