diff --git a/imgui.h b/imgui.h
index 7036e444..951d841e 100644
--- a/imgui.h
+++ b/imgui.h
@@ -3006,6 +3006,18 @@ namespace ImGui
     //static inline bool  IsRootWindowOrAnyChildFocused()       { return IsWindowFocused(ImGuiFocusedFlags_RootAndChildWindows); }  // OBSOLETED in 1.53 (between Oct 2017 and Dec 2017)
     //static inline void  SetNextWindowContentWidth(float w)    { SetNextWindowContentSize(ImVec2(w, 0.0f)); }                      // OBSOLETED in 1.53 (between Oct 2017 and Dec 2017)
     //static inline float GetItemsLineHeightWithSpacing()       { return GetFrameHeightWithSpacing(); }                             // OBSOLETED in 1.53 (between Oct 2017 and Dec 2017)
+    //IMGUI_API bool      Begin(char* name, bool* p_open, ImVec2 size_first_use, float bg_alpha = -1.0f, ImGuiWindowFlags flags=0); // OBSOLETED in 1.52 (between Aug 2017 and Oct 2017): Equivalent of using SetNextWindowSize(size, ImGuiCond_FirstUseEver) and SetNextWindowBgAlpha().
+    //static inline bool  IsRootWindowOrAnyChildHovered()       { return IsWindowHovered(ImGuiHoveredFlags_RootAndChildWindows); }  // OBSOLETED in 1.52 (between Aug 2017 and Oct 2017)
+    //static inline void  AlignFirstTextHeightToWidgets()       { AlignTextToFramePadding(); }                                      // OBSOLETED in 1.52 (between Aug 2017 and Oct 2017)
+    //static inline void  SetNextWindowPosCenter(ImGuiCond c=0) { SetNextWindowPos(GetMainViewport()->GetCenter(), c, ImVec2(0.5f,0.5f)); } // OBSOLETED in 1.52 (between Aug 2017 and Oct 2017)
+    //static inline bool  IsItemHoveredRect()                   { return IsItemHovered(ImGuiHoveredFlags_RectOnly); }               // OBSOLETED in 1.51 (between Jun 2017 and Aug 2017)
+    //static inline bool  IsPosHoveringAnyWindow(const ImVec2&) { IM_ASSERT(0); return false; }                                     // OBSOLETED in 1.51 (between Jun 2017 and Aug 2017): This was misleading and partly broken. You probably want to use the io.WantCaptureMouse flag instead.
+    //static inline bool  IsMouseHoveringAnyWindow()            { return IsWindowHovered(ImGuiHoveredFlags_AnyWindow); }            // OBSOLETED in 1.51 (between Jun 2017 and Aug 2017)
+    //static inline bool  IsMouseHoveringWindow()               { return IsWindowHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup | ImGuiHoveredFlags_AllowWhenBlockedByActiveItem); }       // OBSOLETED in 1.51 (between Jun 2017 and Aug 2017)
+    //static inline bool  CollapsingHeader(char* label, const char* str_id, bool framed = true, bool default_open = false) { return CollapsingHeader(label, (default_open ? (1 << 5) : 0)); } // OBSOLETED in 1.49
+    //static inline ImFont*GetWindowFont()                      { return GetFont(); }                                               // OBSOLETED in 1.48
+    //static inline float GetWindowFontSize()                   { return GetFontSize(); }                                           // OBSOLETED in 1.48
+    //static inline void  SetScrollPosHere()                    { SetScrollHere(); }                                                // OBSOLETED in 1.42
 }
 
 // OBSOLETED in 1.82 (from Mars 2021): flags for AddRect(), AddRectFilled(), AddImageRounded(), PathRect()