Not all images were removed.

[antdude]

Example with https://addons.mozilla.org/en-US/firefox/addon/image-block-x/:

[sourcejedi]

Hi @antdude . Firefox security policy prevents any extension from interfering with addons.mozilla.org. Unless you edit the configuration values. See:

https://superuser.com/questions/1354603/how-can-i-allow-add-ons-to-operate-on-restricted-domains

[antdude]

Thanks.