Tutorial with YouTube Desktop
Copy the link of your youtube video
Press "enter" or the submit button
Share the given link at your friends and start the video
OR (faster method)
Go to your youtube video
Edit the URL link by adding "wf" after the "youtube" word
Press "enter"
Share the given link at your friends and start the video
Tutorial with YouTube Mobile
On the youtube video, click the "share" button, then "copy link"
Press "enter" or the submit button
Share the given link at your friends and start the video