Update README.md

README.md

@@ -1 +1,35 @@
 # DarkMode
+
+The easiest way to set dark/light theme or switch between of those
+
+## Prerequisites:
+- Windows operating system
+- PowerShell 5.0 or later
+- 
+# License
+Creative Commons (CC BY 4.0)
+
+# Usage: 
+```
+DarkMode.ps1 [status|dark|light|toggle]
+#(without the optional switches, the toggle command will be performed)
+```
+
+## Examples
+```
+# Check status
+PS S:\> .\DarkMode.ps1 status
+Light theme
+
+# Toggle (switch between light and dark)
+PS S:\> .\DarkMode.ps1 toggle
+# Or without arguments:
+PS S:\> .\DarkMode.ps1
+
+# Set dark theme
+PS S:\> .\DarkMode.ps1 dark
+
+
+# Set light theme
+PS S:\> .\DarkMode.ps1 light
+```