Since this seems like a preventable issue for me, I wanted to disable the Set As Desktop Background… option in Firefox.
That was not as straightforward as I thought it would be:
Settings: nope
about:config: nope
userChrome.css: The Internet, and LLMs tell you yes, but actually nope
What you have to do is create a policies.json file and put that somewhere… Here is the deeply buried site from Mozilla about that. There you will find where to put it and all the options.
For this problem a short policies.json with the following content is enough:
Why do webbrowsers, file managers, always have the option "set as your desktop background" in a easy to accidentally click place in the context menu? No, i add it myself to the "backgrounds" folder if i care.
If Heather is the one using the computer, why is the director of finance writing a support request for her? Or did she actually write it herself, using the name of the director?