After watching this video you will learn how to add Extension into google chrome and you can download the video on youtube and facebook
Anytime after we install internet download manager already on our PC or Laptop but we can't download video on youtube and facebook but can download another file so application install .exe, file RAR or Zip, text document and ect. Because I had such a problem, I made a video to fix this problem and show to people that see the same video.