diff --git a/Restore-Downgrade.md b/Restore-Downgrade.md
index 7267e78..16f6cca 100644
--- a/Restore-Downgrade.md
+++ b/Restore-Downgrade.md
@@ -26,7 +26,7 @@
     - iPhone 2G and touch 1 - Only 3.1.3 is supported
     - iPhone 3G - Only 4.1 and 3.1.3 are supported
     - iPod touch 2 - Only 4.2.1, 4.1, and 3.1.3 are supported
-    - iPhone 3GS - All versions are supported
+    - iPhone 3GS - All versions are supported (all release versions from 3.0 to 6.1.6)
     - Other devices - All versions from 3.1.3 to 9.3.4 are supported, with some exceptions
         - iOS 9.0.x is not supported
         - A5(X) 8.0-8.2 is not supported