Linux screen configuration (.screenrc). Instead of ^C, use ^O. And use ^K for copy mode.

.screenrc

shell -$SHELL
startup_message off
defscrollback 5000
shelltitle "$ |bash"
hardstatus alwayslastline
hardstatus string '%{= kG}[ %{G}%H %{g}][%= %{= kw}%?%-Lw%?%{r}(%{W}%n*%f%t%?(%u)%?%{r})%{w}%?%+Lw%?%?%= %{g}][%{B} %d/%m %{W}%c %{g}]'
# caption always "%{= kw}%-w%{= BW}%n %t%{-}%+w %-= %c"
activity "%c activity -> %n%f %t"
caption always "%{= Wk}%-w%{= Bw}%n %t%{-}%+w %-="
term screen-256color
escape ^Oo
bindkey "^[k" eval "copy" "stuff ^b"  # enter copy mode and move up one page
bindkey "^k" eval "copy" "stuff k"    # enter copy mode and move up one line
bindkey -m "^[k" stuff ^b             # move up one page
bindkey -m "^k" stuff k               # move up one line