1. First goto any video page which offers to verify your age. Suppose the link of video looks like below,
2. When you will open this link it will change into this:
3. You have to edit this link to make this video viewable, remove all the highlighted red colored words from the link
4. The URL will look like below,
5. Add the highlighted words in above link.
6. Copy and paste above link in URL field and hit enter.
7. You can now watch the video without verifying your age!