diff --git a/src/msw/registry.cpp b/src/msw/registry.cpp
index 34b7b3f83d..5936ce0705 100644
--- a/src/msw/registry.cpp
+++ b/src/msw/registry.cpp
@@ -486,7 +486,6 @@ bool wxRegKey::Create(bool bOkIfExists)
 
   HKEY tmpKey;
   DWORD disposition;
-  // Minimum supported OS for RegCreateKeyEx: Win 95, Win NT 3.1, Win CE 1.0
   m_dwLastError = RegCreateKeyEx((HKEY) m_hRootKey, m_strKey.t_str(),
       0,    // reserved and must be 0
       NULL, // The user-defined class type of this key.
diff --git a/src/msw/settings.cpp b/src/msw/settings.cpp
index 996c43e631..b9567cee91 100644
--- a/src/msw/settings.cpp
+++ b/src/msw/settings.cpp
@@ -75,7 +75,7 @@ static wxFont *gs_fontDefault = NULL;
 // from GetSystemMetric, and should it? Perhaps call it GetSystemParameter
 // and pass an optional void* arg to get further info.
 // Should also have SetSystemParameter.
-// Also implement WM_WININICHANGE (NT) / WM_SETTINGCHANGE (Win95)
+// Also implement WM_WININICHANGE
 
 // ----------------------------------------------------------------------------
 // wxSystemSettingsModule
diff --git a/src/msw/slider.cpp b/src/msw/slider.cpp
index d53a6ddcd5..f96c687799 100644
--- a/src/msw/slider.cpp
+++ b/src/msw/slider.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/msw/slider.cpp
-// Purpose:     wxSlider, using the Win95 (and later) trackbar control
+// Purpose:     wxSlider, using trackbar control
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
diff --git a/src/msw/stackwalk.cpp b/src/msw/stackwalk.cpp
index 4b59c4a381..d63de3eb33 100644
--- a/src/msw/stackwalk.cpp
+++ b/src/msw/stackwalk.cpp
@@ -198,8 +198,8 @@ void wxStackWalker::WalkFrom(const CONTEXT *pCtx, size_t skip, size_t maxDepth)
 
     // according to MSDN, the first parameter should be just a unique value and
     // not process handle (although the parameter is prototyped as "HANDLE
-    // hProcess") and actually it advises to use the process id and not handle
-    // for Win9x, but then we need to use the same value in StackWalk() call
+    // hProcess") and actually it advises to use the process id and not handle,
+    // but then we need to use the same value in StackWalk() call
     // below which should be a real handle... so this is what we use
     const HANDLE hProcess = ::GetCurrentProcess();
 
diff --git a/src/msw/statbmp.cpp b/src/msw/statbmp.cpp
index bea1ddd561..dbe99d8fd7 100644
--- a/src/msw/statbmp.cpp
+++ b/src/msw/statbmp.cpp
@@ -121,14 +121,10 @@ bool wxStaticBitmap::Create(wxWindow *parent,
     // GetBestSize will work properly now, so set the best size if needed
     SetInitialSize(size);
 
-    // painting manually is reported not to work under Windows CE (see #10093),
-    // so don't do it there even if this probably means that alpha is not
-    // supported there -- but at least bitmaps without alpha appear correctly
-    // Windows versions before XP (and even XP if the application has no
-    // manifest and so the old comctl32.dll is used) don't draw correctly the
-    // images with alpha channel so we need to draw them ourselves and it's
-    // easier to just always do it rather than check if we have an image with
-    // alpha or not
+    // if the application has no manifest and so the old comctl32.dll is
+    // used, the images with alpha channel are not correctly drawn so we need
+    // to draw them ourselves and it's easier to just always do it rather than
+    // check if we have an image with alpha or not
     if ( wxTheApp->GetComCtl32Version() < 600 )
     {
         Connect(wxEVT_PAINT, wxPaintEventHandler(wxStaticBitmap::DoPaintManually));