diff --git a/client/src/components/Sidebar.tsx b/client/src/components/Sidebar.tsx
index 9d2ef91..6c95daa 100644
--- a/client/src/components/Sidebar.tsx
+++ b/client/src/components/Sidebar.tsx
@@ -405,6 +405,7 @@ const Sidebar = ({
                         />
                       ) : typeof configItem.value === "boolean" ? (
                         <Select
+                          data-testid={`${configKey}-select`}
                           value={configItem.value.toString()}
                           onValueChange={(val) => {
                             const newConfig = { ...config };
@@ -415,25 +416,12 @@ const Sidebar = ({
                             setConfig(newConfig);
                           }}
                         >
-                          <SelectTrigger
-                            id={`${configKey}-input`}
-                            data-testid={`${configKey}-input`}
-                          >
+                          <SelectTrigger id={`${configKey}-input`}>
                             <SelectValue />
                           </SelectTrigger>
                           <SelectContent>
-                            <SelectItem
-                              data-testid={`${configKey}-input-true`}
-                              value="true"
-                            >
-                              True
-                            </SelectItem>
-                            <SelectItem
-                              data-testid={`${configKey}-input-false`}
-                              value="false"
-                            >
-                              False
-                            </SelectItem>
+                            <SelectItem value="true">True</SelectItem>
+                            <SelectItem value="false">False</SelectItem>
                           </SelectContent>
                         </Select>
                       ) : (
diff --git a/client/src/components/__tests__/Sidebar.test.tsx b/client/src/components/__tests__/Sidebar.test.tsx
index c7a74b1..df4ed64 100644
--- a/client/src/components/__tests__/Sidebar.test.tsx
+++ b/client/src/components/__tests__/Sidebar.test.tsx
@@ -576,33 +576,6 @@ describe("Sidebar Environment Variables", () => {
       );
     });
 
-    it("should update auto browser open disabled", () => {
-      const setConfig = jest.fn();
-      renderSidebar({ config: DEFAULT_INSPECTOR_CONFIG, setConfig });
-
-      openConfigSection();
-
-      const autoOpenDisabledInput = screen.getByTestId(
-        "MCP_AUTO_OPEN_ENABLED-input",
-      );
-      fireEvent.click(autoOpenDisabledInput);
-      const falseOption = screen.getByTestId(
-        "MCP_AUTO_OPEN_ENABLED-input-false",
-      );
-      fireEvent.click(falseOption);
-
-      expect(setConfig).toHaveBeenCalledWith(
-        expect.objectContaining({
-          MCP_AUTO_OPEN_ENABLED: {
-            label: "Auto Browser Open Enabled",
-            description:
-              "Enable automatic browser opening when inspector starts",
-            value: false,
-          },
-        }),
-      );
-    });
-
     it("should maintain configuration state after multiple updates", () => {
       const setConfig = jest.fn();
       const { rerender } = renderSidebar({
diff --git a/client/src/lib/configurationTypes.ts b/client/src/lib/configurationTypes.ts
index f390e6d..7c74bb7 100644
--- a/client/src/lib/configurationTypes.ts
+++ b/client/src/lib/configurationTypes.ts
@@ -33,9 +33,4 @@ export type InspectorConfig = {
    * The full address of the MCP Proxy Server, in case it is running on a non-default address. Example: http://10.1.1.22:5577
    */
   MCP_PROXY_FULL_ADDRESS: ConfigItem;
-
-  /**
-   * Disable automatic browser opening when inspector starts.
-   */
-  MCP_AUTO_OPEN_ENABLED: ConfigItem;
 };
diff --git a/client/src/lib/constants.ts b/client/src/lib/constants.ts
index fc05c06..a03239a 100644
--- a/client/src/lib/constants.ts
+++ b/client/src/lib/constants.ts
@@ -52,9 +52,4 @@ export const DEFAULT_INSPECTOR_CONFIG: InspectorConfig = {
       "Set this if you are running the MCP Inspector Proxy on a non-default address. Example: http://10.1.1.22:5577",
     value: "",
   },
-  MCP_AUTO_OPEN_ENABLED: {
-    label: "Auto Browser Open Enabled",
-    description: "Enable automatic browser opening when inspector starts",
-    value: true,
-  },
 } as const;