Modifing

README.md

@@ -65,5 +65,19 @@ After setting the pin value, there are two ways to use a buzzer:
 
 ---
 
-*Have fun building with your buzzer!*
+## Troubleshooting
+
+- **Fan not spinning?**  
+  - Double-check your wiring.
+  - Make sure your microcontroller is powered on.
+
+- **Blocks not showing up?**  
+  - Make sure you imported the library correctly.
+
+- **Still stuck?**  
+  - See the “Contact” section below!
+
+---
+
+*Have fun building with your fan motor!*