Update Rapid-Application-Development.md

Author: yekalkan

docs/en/Rapid-Application-Development.md

@@ -6,9 +6,9 @@ Notice that the RAD tool is only available for **ASP.NET Core backend** (not ava
 
 ## Demonstration
 
-See [this video](https://www.youtube.com/watch?v=lqu7AVBTepw) for a simple demonstration:
+See [this video](https://youtu.be/OsSdNkwmC7I?t=1001) for a simple demonstration:
 
-[![RAD tool demonstration](https://img.youtube.com/vi/lqu7AVBTepw/0.jpg)](https://www.youtube.com/watch?v=lqu7AVBTepw)
+[![RAD tool demonstration](https://img.youtube.com/vi/lqu7AVBTepw/0.jpg)](https://youtu.be/OsSdNkwmC7I?t=1001)
 
 ## Documentation