GNU Screen copy-paste with mouse

After a long time struggling with this, the solution accidentaly came today 😀
I’m coding via GNU screen in urxvtc terminal.
To copy/paste selected text I pressed down Ctrl + Mouse Right Click and the following context menu shows up:

The Ctrl + Mouse Middle Click shows the following context menu:

Helpful alternatives at

GNU screen dynamic window naming (tab titles)

gnu screen

Finally found the solution at

In ~/.bashrc,

export PS1='\u@\h:\w\$ '
export PS1='\[33k33\\\]'$PS1

In ~/.screenrc, replace ‘bash’ with the shell name (tsh, csh, zsh, etc) used by you

shelltitle "$ |bash"

Other source

To set terminal title you might try