NixOS

Updated: 2026, February 27th

  Base NixOS 25.05

  Base NixOS 24.05

  Base NixOS 23.05

Connecting to the system

The default user is ec2-user (for the SSH key, use ecdsa and not rsa algorithm which is deprecated in almost all linux distributions)

Enabling XRDP

To enable XRDP + KDE Plasma:

1. In /etc/nixos/configuration.nix, uncomment /etc/nixos/xrdp.nix:

# sudo nano /etc/nixos/configuration.nix

1. Rebuild the system:

# sudo nixos-rebuild switch (sometimes you need to launch it 2 times)

1. Set a password on ec2-user:

# sudo passwd ec2-user

1. Connect to the machine through RDP

Upgrading to a new version

To upgrade the system to a new version (ex: 23.11), execute the following commands:

1. # nix-channel --add https://nixos.org/channels/nixos-23.11 nixos

2. # nixos-rebuild switch --upgrade

Need Help?

If you need help, please refer to the official documentation.