Hello, our extension is signed:

https://addons.mozilla.org/en-US/firefox/addon/savefromnet-helper/

Hello, this is a false positive antivirus.

We do not distribute malware.

Hello,
I need to know a name of your browser in order to help you with uninstalling.
Could you possibly help us and let us know what is the reason
you want to uninstall the extension from your computer?
Doesn’t it support your needs or you just didn’t like the extension itself?

Thanks. Your answer will help us to become better!

Здравствуйте, опишите подробней.

Hello, I do not understand you.

Hello, we can not add our extension onto the store, Google bans extensions
that download content from YouTube.
How to install onto Google Chrome:

http://en.savefrom.net/faq.php#ext_inst_chrome

Hi. Thanks for contacting Savefrom.Net Support.
We can make our support more effective if you provide us information
about your browser and extension.
You can find out this information on this page:
http://en.savefrom.net/user.php?info=1
Please, send us links for files, which can't be downloaded.

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

Hi. We'll try to fix it ASAP.

Создайте новый топ и опишите свою проблему более подробней и детальней.

Hello, we have no influence on the speed of downloading.