Update README.md

Author: minikin

README.md

@@ -12,7 +12,7 @@
 <p align="center">
 
   <a href="https://github.com/minikin/popover">
-    <img src="https://img.shields.io/badge/platforms-iOS%20%7C%20iPadOS%20%7C%20macOS%20%7C%20Android%20%7C%20Web-green.svg" alt="Supported platforms" />
+    <img src="https://img.shields.io/badge/platforms-iOS%20%7C%20macOS%20%7C%20Android%20%7C%20Linux%20%7C%20Windows%20%7C%20Web-green.svg" alt="Supported platforms" />
   </a>
 
    <a href="https://github.com/minikin/popover/blob/main/LICENSE">