Update v2.md

docs/v2.md

@@ -1,4 +1,4 @@
-# PX4 with X-Plane and QGroundControl Setup Guide (v2.0.0, August 2024)
+# PX4 with X-Plane and QGroundControl Setup Guide (v2.0.2, August 2024)
 ## Watch the PX4 X-Plane Plugin v2.0.0 Demo
 
 [![PX4 X-Plane Plugin v2.0.0 Demo](https://github.com/user-attachments/assets/3fb6d042-20d9-4589-8a79-44f434d5870d)](https://youtu.be/oQTlBVXqR04)
@@ -94,6 +94,16 @@ Run the setup script:
 bash ./Tools/setup/ubuntu.sh
 ```
 
+Configure PX4 SITL:
+   - In Windows Terminal, check your IP address (e.g., `172.21.144.1`):
+     ```bash
+     ipconfig
+     ```
+   - In the WSL Terminal, inside the PX4-Autopilot directory, set the PX4 simulation hostname with your IP:
+     ```bash
+     export PX4_SIM_HOSTNAME=172.21.144.1
+     ```
+
 Follow the regular PX4 WSL setup instructions, replacing the official repository with the forked one. Once set up, you can build the desired airframes with commands like:
 
 ```bash