i want to download a youtube video but it cant.. and i was download and add the savefrom.net helper -_-

Hello, we’d like to help you, but we will need some info about your browser and the installed extension first.
Please, go here http://en.savefrom.net/user.php?info=1,
copy the details that you see and send them back to us.

Please also send us some video links that you can’t download.

Thank you for contacting Savefrom.Net support !