How To Watch 18+ Youtube Videos Without Logging In ?
1. First get the Url of video you want to watch. As shown below.
2. Then copy the Video Id. For above link video Id is 4Xkh6j7RMqk
3. Now paste the Video Id in the link given below.
Replace VideoId with the Id you copied in Step 2
4. Now the url will become as shown below.