

How is attempting to install a different browser and then accepting but being annoyed that it won’t let you “attempting to mess up company policy” lol, being allowed to install different browsers on your work laptop isn’t exactly unheard of.
If they previously told him that everyone has to use edge, sure, but that doesn’t seem likely.
It works on OPs work laptop, also on ff. So it’s more likely that some combination of parameters which include the browser triggered their anti-bot protection, perhaps due to actual botting activity from a source with similar parameters.