Frequently used SCREEN reference commands

# open screen session
screen 

# list screen sessions
screen -ls 

# reattach to screen session
screen -r <name of screen session> 

# attach to a not detached session
screen -x <name of screen session> 

# detach from unattached session
screen -d 

Note: ^A = Ctrl-a (Press the "a" key while holding down Control key)

detach from screen session attached to
^A d 

# open another session
^A c 

list the screen windows
^A w 

# print screen and save a hardcopy
^A h 

# go to next window
^A n 

# go to previous window
^A p

# lock screen
^A x