diff --git a/pre_build.py b/pre_build.py
index 44255af..1b94342 100644
--- a/pre_build.py
+++ b/pre_build.py
@@ -1,46 +1,8 @@
 import os
-import fileinput
 
 def patch_usb_ids():
-    # Find the core's pins_arduino.h for ESP32-S3 DevKitC-1
-    core_variants = os.path.expanduser("~/.platformio/packages/framework-arduinoespressif32/variants")
-    if not os.path.exists(core_variants):
-        # Try PlatformIO default location
-        core_variants = os.path.join(os.environ.get("PLATFORMIO_PACKAGES_DIR", ""), "framework-arduinoespressif32", "variants")
-    
-    pins_file = os.path.join(core_variants, "esp32s3_devkitc", "pins_arduino.h")
-    
-    if not os.path.exists(pins_file):
-        # Try alternative variant name
-        pins_file = os.path.join(core_variants, "esp32s3", "pins_arduino.h")
-    
-    if os.path.exists(pins_file):
-        print(f"Patching {pins_file} with Launchpad X VID/PID")
-        
-        # Read and replace
-        with open(pins_file, 'r') as f:
-            content = f.read()
-        
-        # Replace USB_VID and USB_PID
-        content = content.replace(
-            '#define USB_VID 0x303a',
-            '#define USB_VID 0x1235'
-        )
-        content = content.replace(
-            '#define USB_PID 0x1001',
-            '#define USB_PID 0x0103'
-        )
-        # Add manufacturer/product if not present
-        if 'USB_MANUFACTURER' not in content:
-            content = content.replace(
-                '#define USB_PID 0x0103',
-                '#define USB_PID 0x0103\n#define USB_MANUFACTURER "Novation"\n#define USB_PRODUCT "Launchpad X"'
-            )
-        
-        with open(pins_file, 'w') as f:
-            f.write(content)
-        print("USB VID/PID patched successfully")
-    else:
-        print(f"WARNING: Could not find pins_arduino.h at {pins_file}")
+    # Use ESP32 default VID/PID (0x303A/0x1001) for Generic mode
+    # String descriptors will show "JOC" / "JOC Midi"
+    print("Using ESP32 default VID/PID for Generic mode")
 
 patch_usb_ids()
\ No newline at end of file