diff --git a/Nix.md b/Nix.md
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--- a/Nix.md
+++ b/Nix.md
@@ -17,6 +17,22 @@ You can install packages with `nix-env --install`. `nix-env --query` lists all d
 
 For graphical acceleration, desktop integration, and fixing locale warnings, see this [ArchWiki page](https://wiki.archlinux.org/title/Nix).
 
+### Basic of nix package manager (cheatsheet)
+|-------------------------+----------------------------------------+----------------------------|
+| Description             | Command                                | Example                    |
+|-------------------------+----------------------------------------+----------------------------|
+| List All Installed pkgs | nix-env -q                             |                            |
+| Query Installed pkgs    | nix-env -q search_term                 | nix-env -q librewolf       |
+| Query Available pkgs    | nix-env -qa search_term                | nix-env -qa calibre        |
+| Install pkgs            | nix-env -iA nixpkgs.pkg_name           | nix-env -iA nixpkgs.sakura |
+| Upgrade single pkg      | nix-env -u pkg_name                    | nix-env -u librewolf       |
+| Upgrade All pkg         | nix-env -u                             | nix-env -u                 |
+| Uninstall pkg           | nix-env -e pkg_name                    | nix-env -e sakura          |
+|-------------------------+----------------------------------------+----------------------------|
+
+Note: Installed binaries are stored in ~/.nix-profile/bin
+
+
 ## See also
 
 - https://nixos.org/guides/dev-environment.html
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