Update README.md

Author: SuperZombi

README.md

@@ -2,3 +2,17 @@
 
 # Google Meet Helper
 <img src="https://shields.io/badge/version-v1.0-blue">
+
+## Installation:
+
+### Chrome:
+  1. Download latest **[Release](https://github.com/SuperZombi/Google-Meet-Helper/releases)**.
+  2. Extract the archive to an installation location.
+  3. ```⋮``` > "Additional tools" > "Extensions".
+  4. Turn on "Developer Mode".
+  5. Press "Load unpacked extension".
+  6. Select the path to the unpacked folder.
+
+### Tampermonkey:
+  1. Install **[Tampermonkey](https://www.tampermonkey.net/)**.
+  2. Install **[Script](https://raw.githubusercontent.com/SuperZombi/Google-Meet-Helper/main/meet.user.js)**.