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--- nixoscommands [2026/01/18 17:25] – david
+++ nixoscommands [2026/01/28 18:43] (current) – david
@@ Line 1: / Line 1: @@
-sudo nixos-rebuild switch
+====Normal rebuild:====
-sudo nixos-rebuild switch --upgrade
-sudo nix-env --profile /nix/var/nix/profiles/system --delete-generations +5
+  sudo nixos-rebuild switch
-sudo nix-collect-garbage -d
+\\
+====Update the root user's channel named ‘nixos’ before rebuilding the system:====
+   sudo nix-channel --update
+or
+  sudo nixos-rebuild switch --upgrade
+\\
+====Delete last 5 generations:====
+  sudo nix-env --profile /nix/var/nix/profiles/system --delete-generations +5
+\\
+===Clear unused packages===
+  sudo nix-collect-garbage -d
+\\
+----
+[[nixoscategory|Back to Nixos Home]]