I believe some users have resolved this already, but in case anyone is having this issue please see this thread for the solution. Per thread - downloading and installing the app from here should allow it to be installed/updated. 
[IMAGE] I Have had to reinstall AWCC on my Dell G15 5510. However, when trying to install it, this error comes up. What can I do?  
AWCC- There could be an Internet connectivity issue when downloading the file