How To Watch 18+ Videos on YouTube Without Logging In?

Youtube is the most popular video streaming website. YouTube has thousands of streaming videos on nearly every topic. Which are  free to watch.Certain videos that contain nudity, explicit, or violence content are put under 18+ category and you can’t watch these videos on YouTube unless you are logged into your YouTube / Google account.In this post I will show you a simple hack on how to see those videos
The following message appears while you try to watch 18+ Video,
“This content may contain material flagged by YouTube’s user community that may be inappropriate for some users.”
“To view this video or group, please verify you are 18 or older by signing in or signing up. If you would instead prefer to avoid potentially inappropriate content, consider activating YouTube’s Safety Mode.”

Watch 18+ Videos Without Youtube Account or Logging in

Here is a simple hack for seeing those videos,
Just replace “watch” in the YouTube URL with “watch_popup” and the 18+ video will play on your screen without restrictions.
Example:
I am trying to see Gangster loses fight to next karate kid (real fight) video,
The URL is,
http://www.youtube.com/watch?v=O07u7KdRVo0
Now just replace “watch” in URL with “watch_popup”
http://www.youtube.com/watch_popup?v=O07u7KdRVo0
Cool. Now this video plays without signing into account