How to manually Install webrep?

Avast Free Antivirus / Premium Security
1

Where can I find the settings for the avast web rep? I’m trying to manually install the web rep on Firefox. Seems like Avast doesn’t want to install it by it self so I have to do it my self.

2

http://lmgtfy.com/?q=install+avast+webrep

3

https://chrome.google.com/webstore/detail/avast-online-security/gomekmidlodglbbmalcneegieacbdmki?hl=en