Update README.md

README.md

@@ -1,14 +1,25 @@
-TerminixDropdown
----------------
+# TerminixDropdown
 
 A GNOME Shell extension to open [Terminix](https://github.com/gnunn1/terminix) in [Quake Mode](https://github.com/gnunn1/terminix/wiki/Quake-Mode) .
 
 ![preview](http://storage6.static.itmages.ru/i/16/1015/h_1476546656_3841355_d9df0ea092.png)
 
-Install
---------
+## Installation
+
+###  Frome Gnome Shell Extensions Page
+
+The easiest way to install this extension is via the official [Gnome Shell Extensions](https://extensions.gnome.org/) resource page: <https://extensions.gnome.org/extension/1123/terminix-dropdown/>
+
+### From Source
+
+The extension can be installed directly from source, either for the convenience of using git or to test the latest version .
 
 ```
 $ git clone https://github.com/ivoarch/gnome-shell-TerminixDropdown.git
 $ mv gnome-shell-TerminixDropdown $HOME/.local/share/gnome-shell/extensions/TerminixDropdown@[email protected]
 ```
+
+restart GNOME Shell (`Alt+F2 r Enter`) and enable the extension through gnome-tweak-tool.
+
+**note:** Make sure you have terminix installed!
+