How to take a screenshot or record a video of your screen

For instructions on how take a screenshot and or do a screen recording on Mac visit this page:

https://support.apple.com/en-us/HT201361

For instructions on how take a screenshot on Windows visit this page:

https://support.microsoft.com/en-us/help/13776/windows-use-snipping-tool-to-capture-screenshots

For instructions on how to record your screen on Windows visit this page:

https://support.microsoft.com/en-us/help/22878/windows-10-record-steps