diff --git a/3rdparty/dear-imgui/imgui.cpp b/3rdparty/dear-imgui/imgui.cpp
index 9a0c5a207..2a3004200 100644
--- a/3rdparty/dear-imgui/imgui.cpp
+++ b/3rdparty/dear-imgui/imgui.cpp
@@ -1,4 +1,4 @@
-// dear imgui, v1.62
+// dear imgui, v1.63 WIP
 // (main code and documentation)
 
 // Call and read ImGui::ShowDemoWindow() in imgui_demo.cpp for demo code.
diff --git a/3rdparty/dear-imgui/imgui.h b/3rdparty/dear-imgui/imgui.h
index dc6c23561..aaec3d601 100644
--- a/3rdparty/dear-imgui/imgui.h
+++ b/3rdparty/dear-imgui/imgui.h
@@ -1,4 +1,4 @@
-// dear imgui, v1.62
+// dear imgui, v1.63 WIP
 // (headers)
 
 // See imgui.cpp file for documentation.
@@ -22,7 +22,7 @@
 #include <string.h>                 // memset, memmove, memcpy, strlen, strchr, strcpy, strcmp
 
 // Version
-#define IMGUI_VERSION               "1.62"
+#define IMGUI_VERSION               "1.63 WIP"
 #define IMGUI_CHECKVERSION()        ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert))
 
 // Define attributes of all API symbols declarations (e.g. for DLL under Windows)
diff --git a/3rdparty/dear-imgui/imgui_demo.cpp b/3rdparty/dear-imgui/imgui_demo.cpp
index 8c31ea03f..f8fc547d7 100644
--- a/3rdparty/dear-imgui/imgui_demo.cpp
+++ b/3rdparty/dear-imgui/imgui_demo.cpp
@@ -1,4 +1,4 @@
-// dear imgui, v1.62
+// dear imgui, v1.63 WIP
 // (demo code)
 
 // Message to the person tempted to delete this file when integrating ImGui into their code base:
@@ -2608,8 +2608,8 @@ static void ShowExampleAppSimpleOverlay(bool* p_open)
             if (p_open && ImGui::MenuItem("Close")) *p_open = false;
             ImGui::EndPopup();
         }
-        ImGui::End();
     }
+    ImGui::End();
 }
 
 // Demonstrate using "##" and "###" in identifiers to manipulate ID generation.
@@ -3220,7 +3220,7 @@ static void ShowExampleAppPropertyEditor(bool* p_open)
                     {
                         // Here we use a TreeNode to highlight on hover (we could use e.g. Selectable as well)
                         ImGui::AlignTextToFramePadding();
-                        ImGui::TreeNodeEx("Field", ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_Bullet, "Field_%d", i);
+                        ImGui::TreeNodeEx("Field", ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen | ImGuiTreeNodeFlags_Bullet, "Field_%d", i);
                         ImGui::NextColumn();
                         ImGui::PushItemWidth(-1);
                         if (i >= 5)
diff --git a/3rdparty/dear-imgui/imgui_draw.cpp b/3rdparty/dear-imgui/imgui_draw.cpp
index 1945ed09a..cb1ed9d73 100644
--- a/3rdparty/dear-imgui/imgui_draw.cpp
+++ b/3rdparty/dear-imgui/imgui_draw.cpp
@@ -1,4 +1,4 @@
-// dear imgui, v1.62
+// dear imgui, v1.63 WIP
 // (drawing and font code)
 
 // Contains implementation for
@@ -2855,8 +2855,9 @@ void ImGui::RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, Im
 //-----------------------------------------------------------------------------
 // DEFAULT FONT DATA
 //-----------------------------------------------------------------------------
-// Compressed with stb_compress() then converted to a C array.
+// Compressed with stb_compress() then converted to a C array and encoded as base85.
 // Use the program in misc/fonts/binary_to_compressed_c.cpp to create the array from a TTF file.
+// The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size.
 // Decompression from stb.h (public domain) by Sean Barrett https://github.com/nothings/stb/blob/master/stb.h
 //-----------------------------------------------------------------------------
 
@@ -2978,7 +2979,8 @@ static unsigned int stb_decompress(unsigned char *output, const unsigned char *i
 // Download and more information at http://upperbounds.net
 //-----------------------------------------------------------------------------
 // File: 'ProggyClean.ttf' (41208 bytes)
-// Exported using binary_to_compressed_c.cpp
+// Exported using misc/fonts/binary_to_compressed_c.cpp (with compression + base85 string encoding).
+// The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size.
 //-----------------------------------------------------------------------------
 static const char proggy_clean_ttf_compressed_data_base85[11980+1] =
     "7])#######hV0qs'/###[),##/l:$#Q6>##5[n42>c-TH`->>#/e>11NNV=Bv(*:.F?uu#(gRU.o0XGH`$vhLG1hxt9?W`#,5LsCp#-i>.r$<$6pD>Lb';9Crc6tgXmKVeU2cD4Eo3R/"
diff --git a/3rdparty/dear-imgui/imgui_internal.h b/3rdparty/dear-imgui/imgui_internal.h
index bd129ae65..ec04672ad 100644
--- a/3rdparty/dear-imgui/imgui_internal.h
+++ b/3rdparty/dear-imgui/imgui_internal.h
@@ -1,4 +1,4 @@
-// dear imgui, v1.62
+// dear imgui, v1.63 WIP
 // (internals)
 
 // You may use this file to debug, understand or extend ImGui features but we don't provide any guarantee of forward compatibility!