diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index c7984ceb..b99490dc 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -103,7 +103,15 @@ tail -f /var/log/jetkvm.log
 ├── ui/                 # React frontend
 │   ├── src/routes/     # Pages (login, settings, etc.)
 │   └── src/components/ # UI components
-└── internal/           # Internal Go packages
+├── internal/           # Internal Go packages
+│   ├── native/         # CGO / Native code glue layer
+│   ├── native/cgo/     # C files for the native library (HDMI, Touchscreen, etc.)
+│   ├── native/eez/     # EEZ Studio Project files (for Touchscreen)
+│   ├── hidrpc/         # HIDRPC implementation for HID devices (keyboard, mouse, etc.)
+│   ├── logging/        # Logging implementation
+│   ├── usbgadget/      # USB gadget 
+│   └── websecurity/    # TLS certificate management
+└── resource            # netboot iso and other resources
 ```
 
 **Key files for beginners:**
@@ -136,6 +144,10 @@ npm install
 ./dev_device.sh <YOUR_DEVICE_IP>
 ```
 
+### Touchscreen Changes
+
+Please click the `Build` button in EEZ Studio then run `./dev_deploy.sh -r <YOUR_DEVICE_IP> --skip-ui-build` to deploy the changes to your device. Initial build might take more than 10 minutes as it will also need to fetch and build LVGL and other dependencies.
+
 ### Quick Backend Changes
 
 *Best for: API or backend logic changes*