diff --git a/resources/cmake/bootstrap_deps.cmake b/resources/cmake/bootstrap_deps.cmake
index d6031b8..e62c47c 100644
--- a/resources/cmake/bootstrap_deps.cmake
+++ b/resources/cmake/bootstrap_deps.cmake
@@ -77,6 +77,10 @@ set(JSON_Install       OFF CACHE BOOL "" FORCE)
 # FetchContent declarations
 # ============================================================================
 include(FetchContent)
+# CMake 4.x rejects cmake_minimum_required < 3.5 declared by glew-cmake 2.2.0.
+# The in-place patch below runs too late (after FetchContent_MakeAvailable has
+# already configured glew), so raise the floor for all fetched deps up front.
+set(CMAKE_POLICY_VERSION_MINIMUM 3.5)
 
 set(THIRDPARTY_DIR "${CMAKE_SOURCE_DIR}/thirdparty")
 message(STATUS "[Installer] Fetching dependencies...")
diff --git a/src/window/renderer.cc b/src/window/renderer.cc
index b948295..b7f45dd 100644
--- a/src/window/renderer.cc
+++ b/src/window/renderer.cc
@@ -51,6 +51,8 @@
 #include <thread>
 #ifdef _WIN32
 #include <windows.h>
+#define GLFW_EXPOSE_NATIVE_WIN32
+#include <GLFW/glfw3native.h>
 #endif
 
 using namespace ImGui;
@@ -433,6 +435,17 @@ void SpawnRendererThread(GLFWwindow* window, const char* glsl_version, std::shar
 
         if (!hasShown) {
             glfwShowWindow(window);
+#ifdef _WIN32
+            // Nudge the outer rect so DWM recomposites the borderless frame; otherwise the
+            // frame changed while hidden is composited stale on 100% scale displays.
+            HWND hWnd = glfwGetWin32Window(window);
+            RECT rect{};
+            GetWindowRect(hWnd, &rect);
+            const int w = rect.right - rect.left;
+            const int h = rect.bottom - rect.top;
+            SetWindowPos(hWnd, NULL, 0, 0, w + 1, h, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
+            SetWindowPos(hWnd, NULL, 0, 0, w, h, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
+#endif
             hasShown = true;
         }