If you are interested in operating CW and want to improve your Morse code skills, here are some excellent training tools available from CWops.

The CWops CW Resources page is located here: https://cwops.org/cw-resources/

A Windows based tool for beginners is located here: https://morsecode.world/international/trainer/trainer.html

Another Windows based tool is located here:  http://www.justlearnmorsecode.com/