How to make Siri aware of Google Chrome browser on Mac?
Invoke Siri and say any one of the following:


Open Google Chrome app
Open Google Chrome
Open Chrome app
Open Chrome
Launch Google Chrome app
Launch Google Chrome
Launch Chrome app
Launch Chrome


If some of the above doesn't work during the first try, you can alternatively, invoke Siri and say:


Open app


or


Launch app


 

Siri will respond back by asking what app you wish to launch. You can simply ask to open Google Chrome app, Chrome app or simply Chrome. With subsequent tries, when Siri has become aware of the Google Chrome app, you will be able to launch Google Chrome with the commands mentioned in the beginning.