Firefox likes to manage its own trusted root certificates.
This should get you pointed in the right direction:
https://docs.vmware.com/en/VMware-Adapter-for-SAP-Landscape-Management/2.1.0/Installation-and-Administration-Guide-for-VLA-Administrators/GUID-0CED691F-79D3-43A4-B90D-CD97650C13A0.html
Idiocracy?
https://youtu.be/x6C5tI208o0?si=HQI27xik54-Vjnif