Update README.md

Author: mathoudebine

README.md

@@ -66,4 +66,7 @@ Check `simple-program.py` as an example.
 
 ### [> Control the display from your code](https://github.com/mathoudebine/turing-smart-screen-python/wiki/Control-screen-from-your-own-code)
 
+## Troubleshooting
+If you have trouble running the program as described in the wiki, please check [open/closed issues](https://github.com/mathoudebine/turing-smart-screen-python/issues) & [the wiki Troubleshooting page](https://github.com/mathoudebine/turing-smart-screen-python/wiki/Troubleshooting)
+