@haagch im currently working on the nix-manager project + in between somethings, so it will take me a while to test.
LibreWolf is secure by default like that and i will not change it, maybe a call out that this is an extremely hardened version of firefox.
location is not something i can fix, this is something for librewolf devs/ ut devs to work on.
UI bugs relating to clipboard are due to xwayland and will be "fixed" by running under wayland when subsurface support is introduced.