diff --git a/SUPPORTED_SYSTEM.md b/SUPPORTED_SYSTEM.md
index 6901392f2..bb2312182 100644
--- a/SUPPORTED_SYSTEM.md
+++ b/SUPPORTED_SYSTEM.md
@@ -7,10 +7,10 @@
 
 |           OS            | can be run (version can be run)  |      supported            |
 |-------------------------|----------------------------------|---------------------------|
-| **Windows 95**          | NO (unknown)                     |          NO               |
-| **Windows 98**          | NO (unknown)                     |          NO               |
-| **Windows ME**          | NO (unknown)                     |          NO               |
-| **Windows NT**          | NO (unknown)                     |          NO               |
+| **Windows 95**          | NO (v3.9 & previous versions)    |          NO               |
+| **Windows 98**          | NO (v6.0 & previous versions)    |          NO               |
+| **Windows ME**          | NO (v6.0 & previous versions)    |          NO               |
+| **Windows NT 4.0**      | NO (v4.7.3 & previous versions)  |          NO               |
 | **Windows 2000**        | NO (v6.6.9 & previous versions)  |          NO               |
 | **Windows XP**          | NO (v7.9.2 & previous versions)  |          NO               |
 | **Windows Server 2003** | NO (v7.9.2 & previous versions)  |          NO               |
@@ -22,6 +22,6 @@
 | **Windows 10**          | YES                              |          YES              |
 | **Windows 11**          | YES                              |          YES              |
 
-\* The current version of Notepad++ built by GCC can be run under Vista & Server 2008 
+\* The current version of Notepad++ built by GCC can be run under Vista & Server 2008
 
 *Note that the list is meant for the last SP of each version*