simple and convenient solution. helps get rid of annoying pop-up windows on sites for downloading files. Unfortunately, the function of editing the list of blocked domains is poorly implemented, but it is possible to save this list to a text file.

I did not install the plug-in.

As a privacy-conscious individual, it concerns me that this add-on requires the "Access your data for all websites" permission. This seems suspicious and unnecessary, given the technical details of how the internet works and the Firefox documentation.

It appears that blocking websites is doable without the "Access your data for all websites" permission, as suggested by the existence of the "Liberty Arrow" add-on by Gary Strivin'.