Refer https://wiki.archlinux.org/title/wpa_supplicant for wireless install or use nmcli
$ nmcli dev wifi connect <mySSID> password <myPassword>$ cp /etc/nixos/hardware-configuration.nix .$ nix-shell -p git
# inside nix-config
$ sudo nixos-rebuild switch --flake .#sakshatDownload a wallpaper and place it in ~/Downloads/wallpaper.jpg
$ nix shell nixpkgs#home-manager
# inside nix-config
$ home-manager switch --flake .#sakshat@nixos