diff --git a/simulation/halsim_gui/src/main/native/cpp/SimDeviceGui.cpp b/simulation/halsim_gui/src/main/native/cpp/SimDeviceGui.cpp
index 95a92f1e0f..4a4de4bb23 100644
--- a/simulation/halsim_gui/src/main/native/cpp/SimDeviceGui.cpp
+++ b/simulation/halsim_gui/src/main/native/cpp/SimDeviceGui.cpp
@@ -61,6 +61,7 @@ class SimDevicesModel : public glass::Model {
 }  // namespace
 
 static SimDevicesModel* gSimDevicesModel;
+static bool gSimDevicesShowPrefix = false;
 
 void SimDevicesModel::Update() {
   HALSIM_EnumerateSimDevices(
@@ -136,10 +137,14 @@ static void DisplaySimValue(const char* name, void* data,
 
 static void DisplaySimDevice(const char* name, void* data,
                              HAL_SimDeviceHandle handle) {
-  // only show "Foo" portion of "Accel:Foo"
-  auto [type, id] = wpi::StringRef{name}.split(':');
-  if (id.empty()) {
-    id = type;
+  wpi::StringRef id{name};
+  if (!gSimDevicesShowPrefix) {
+    // only show "Foo" portion of "Accel:Foo"
+    wpi::StringRef type;
+    std::tie(type, id) = id.split(':');
+    if (id.empty()) {
+      id = type;
+    }
   }
   if (glass::BeginDevice(id.data())) {
     HALSIM_EnumerateSimValues(handle, data, DisplaySimValue);
@@ -154,8 +159,14 @@ void SimDeviceGui::Initialize() {
       [](glass::Window* win, glass::Model* model) {
         win->SetDefaultPos(1025, 20);
         win->SetDefaultSize(250, 695);
-        return glass::MakeFunctionView(
-            [=] { static_cast<glass::DeviceTreeModel*>(model)->Display(); });
+        win->DisableRenamePopup();
+        return glass::MakeFunctionView([=] {
+          if (ImGui::BeginPopupContextItem()) {
+            ImGui::Checkbox("Show prefix", &gSimDevicesShowPrefix);
+            ImGui::EndPopup();
+          }
+          static_cast<glass::DeviceTreeModel*>(model)->Display();
+        });
       });
   HALSimGui::halProvider.ShowDefault("Other Devices");