diff --git a/src/gui/rhi/qrhimetal.mm b/src/gui/rhi/qrhimetal.mm
index 4a4da81b862..537f63418da 100644
--- a/src/gui/rhi/qrhimetal.mm
+++ b/src/gui/rhi/qrhimetal.mm
@@ -6107,7 +6107,7 @@ bool QMetalSwapChain::isFormatSupported(Format f)
 {
     if (f == HDRExtendedSrgbLinear) {
         if (@available(macOS 10.11, iOS 16.0, *))
-            return true;
+            return hdrInfoForScreen().limits.colorComponentValue.maxPotentialColorComponentValue > 1.0f;
         else
             return false;
     }
@@ -6328,13 +6328,25 @@ bool QMetalSwapChain::createOrResize()
 }
 
 QRhiSwapChainHdrInfo QMetalSwapChain::hdrInfo()
+{
+    if (m_format == SDR) {
+        QRhiSwapChainHdrInfo info;
+        info.limitsType = QRhiSwapChainHdrInfo::ColorComponentValue;
+        info.limits.colorComponentValue.maxColorComponentValue = 1;
+        info.isHardCodedDefaults = true;
+    } else {
+        return hdrInfoForScreen();
+    }
+}
+
+QRhiSwapChainHdrInfo QMetalSwapChain::hdrInfoForScreen()
 {
     QRhiSwapChainHdrInfo info;
     info.limitsType = QRhiSwapChainHdrInfo::ColorComponentValue;
     info.limits.colorComponentValue.maxColorComponentValue = 1;
     info.isHardCodedDefaults = true;
 
-    if (m_format != SDR && m_window) {
+    if (m_window) {
         // Must use m_window, not window, given this may be called before createOrResize().
 #ifdef Q_OS_MACOS
         NSView *view = reinterpret_cast<NSView *>(m_window->winId());
diff --git a/src/gui/rhi/qrhimetal_p.h b/src/gui/rhi/qrhimetal_p.h
index 8fb2ce84b0c..3cc8f89ca7d 100644
--- a/src/gui/rhi/qrhimetal_p.h
+++ b/src/gui/rhi/qrhimetal_p.h
@@ -318,6 +318,9 @@ struct QMetalSwapChain : public QRhiSwapChain
     QMetalCommandBuffer cbWrapper;
     QMetalRenderBuffer *ds = nullptr;
     QMetalSwapChainData *d = nullptr;
+
+private:
+    QRhiSwapChainHdrInfo hdrInfoForScreen();
 };
 
 struct QRhiMetalData;