diff --git a/README.md b/README.md
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--- a/README.md
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@@ -2,6 +2,11 @@
 
 CoDExtended Client (1.1x), is a client-side modification for Call of Duty 1 1.1.
 
+## Requirements
+
+- At least PC with Windows XP SP3 Update, but recommended is Windows 10. (Supported OS'es: Win XP SP3,Win 7,Win 10, Win 11), non tested OS'es: Win Vista, Win 8
+- Disabled VirtualStore
+
 ## Changes/additions
 
 - server list name cleanup (removed invalid characters which pushed servers to top)