Is a good internet connection necessary?

This application operates only if the internet connection is good. So, yes. You need a good internet connection in order to play the games.

Will the customer service be available 24/7?

The customer support services will be available 24/7 to facilitate you whenever and wherever you need.

In general, there is no such limit but it is better if you are 12 or above.

The download will start in seconds.