Everything is controlled by the config in /etc/nixos/configuration.nix
There’s a very detailed man page with the same name.
To try the new config:
nixos-rebuild switch
If there’s an error about permission denied on /run/user/1000/nix-build-*drv then you’re in a nix-shell and have to exit that before you can rebuild.
created: 2023-07-27
(re)generated: 2024-12-17