Update README.md

Clearer warning to download correct version

Author: Bud

README.md

@@ -10,6 +10,9 @@ This project uses the official Windows Indirect Display Driver combined with the
 - [Windows 10 and 11 (no HDR)](https://github.com/itsmikethetech/Virtual-Display-Driver/releases/tag/23.10.20.2)
 - [Windows 11 23H2+ (HDR)](https://github.com/itsmikethetech/Virtual-Display-Driver/releases/tag/23.12.2HDR)
 
+> [!IMPORTANT]
+> Please make sure you download the correct version for your operating system!
+
 ## Download Beta
 - [Universal Driver - 24.10.6 (Windows 10/11)](https://github.com/itsmikethetech/Virtual-Display-Driver/releases/tag/24.10.6-beta) - Adds XML configuration support by default, multi-level logging, automatic/manual GPU selection, and more. Thanks to Bud and Jocke!