diff --git a/change/react-native-windows-2020-04-21-09-35-21-devtoolsfix.json b/change/react-native-windows-2020-04-21-09-35-21-devtoolsfix.json
new file mode 100644
index 00000000000..817ca55ac1f
--- /dev/null
+++ b/change/react-native-windows-2020-04-21-09-35-21-devtoolsfix.json
@@ -0,0 +1,8 @@
+{
+  "type": "prerelease",
+  "comment": "Fix devtools connection to match RN0.62",
+  "packageName": "react-native-windows",
+  "email": "acoates@microsoft.com",
+  "dependentChangeType": "patch",
+  "date": "2020-04-21T16:35:21.511Z"
+}
\ No newline at end of file
diff --git a/vnext/Microsoft.ReactNative/Views/ReactRootControl.cpp b/vnext/Microsoft.ReactNative/Views/ReactRootControl.cpp
index bd5a340f130..7b73c9bc060 100644
--- a/vnext/Microsoft.ReactNative/Views/ReactRootControl.cpp
+++ b/vnext/Microsoft.ReactNative/Views/ReactRootControl.cpp
@@ -564,6 +564,12 @@ void ReactRootControl::ShowDeveloperMenu() noexcept {
     auto xamlRootGrid{xamlRootView.as<winrt::Grid>()};
     xamlRootGrid.Children().Append(m_developerMenuRoot);
   }
+
+  // Notify instance that dev menu is shown -- This is used to trigger a connection to dev tools
+  if (auto instance = m_weakReactInstance.GetStrongPtr()) {
+    query_cast<Mso::React::ILegacyReactInstance &>(*instance).CallJsFunction(
+        "RCTNativeAppEventEmitter", "emit", folly::dynamic::array("RCTDevMenuShown"));
+  }
 }
 
 void ReactRootControl::DismissDeveloperMenu() noexcept {