Hello, please, send us more details regarding the problem.

Hello, this is not an error, for downloading you need to install the application.

Hello! Our help will be more effective, if you copy and send us info about your browser and the Savefrom.Net extension:
http://en.savefrom.net/user.php?info=1
We'd also need some links you can't download (to test them).
For the better understanding it'll be great to see a screenshot with the error.
We are waiting for your reply, and thank you for contacting us Savefrom.net Team!

Hello, Could you please send a few links you can't download. We will check it out.

Do you download via the extension SaveFrom.net Helper or the website SaveFrom.net?

For the better understanding it'll be great to see a screenshot with the error.

Hello, in order to help you better I need the following information.
Please, send me the information listed here: http://en.savefrom.net/user.php?info=1

Can you watch youtube videos in the browser before you are trying to download it?

Здравствуйте, чтобы Вам помочь, нам нужна от Вас информация о вашем браузере и установленном расширении.
Подробно Вы можете посмотреть здесь, скопировать, и прислать нам: http://ru.savefrom.net/user.php?info=1
Так же пришлите нам несколько ссылок на файлы которые у Вас не скачиваются.
Спасибо за обращение в поддержку Savefrom.Net !

Detailed video instruction how to download video to iPhone or iPad:

Then we do not understand the problem.
Describe in more detail, you do not know how to download a video?

Hello, please, send us more details regarding the problem.

For the better understanding it'll be great to see a screenshot with the error.