how to copy text from/to PuTTY

To copy selected text within a command-line window from/to PuTTY…

from PuTTY to windows:

to copy the text from PuTTY, select it and right-click
to paste into windows, use the normal Ctrl + V

from windows to PuTTY:

to copy text from windows, select and Ctrl + V
to paste into PuTTY, just right-click