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

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

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

Reinstall the extension.

http://download.sf-helper.com/mozilla/helper_last.html

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

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, install the extension Savefrom.Net: http://en.savefrom.net

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 !

Hello, for technical reasons, we can no longer support downloading on the iPhone.

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 !

¡Hola! Nuestra ayuda será más efectiva si copia y nos envía información sobre su navegador y de la extensión Savefrom.Net:
http://es.savefrom.net/user.php?info=1
También necesitamos algunos links que no pueda descargar (para probarlos).
Para tener mayor idea del problema, será de gran ayuda ver una captura de pantalla en donde se muestre el error.
Esperamos su respuesta, ¡gracias por ponerse en contacto con nuestro equipo Savefrom.net!