How to re-order windows, change the scroll shortcut, and modify the status bar contents in GNU Screen?
Solution 1:
You can renumber the current window with ctrl+a :number x where x is a numeric argument.
You can rename the current window with ctrl+a A
Solution 2:
You can move windows up and down with this:
ctrl+a :windowlist then . (dot)-down and , (comma)-up
or
ctrl+a " then . (dot)-down and , (comma)-up
(From here.)