Update README.md

Author: aidlearning

README.md

@@ -56,7 +56,7 @@ The entry app program（apk） is only 7M，when you install the apk ,the apk wi
 is 350M and 350M examples of AI codes using python. all is about 700M size.
 
 # How to work?
-You just need download the aidlux.apk[ aidlux.apk](aidlinux-0505.apk),and install it,it only 7M size.
+You just need download the aidlux.apk[ aidlux.apk](http://www.aidlearning.net/downloads/aidlux-0510.apk),and install it,it only 7M size.
 
 # Youtobe show
 [![Watch the video](aidlearning.png)](https://youtu.be/bkvNXgCi3_c)