This link might help you to disable web security of chrome on Windows machine.
Read the first comment on this link.
And another thing is if you facing CORS issue io browser, first try to deploy the app on a real device. Most probably it works fine on a real device. This happens only because of browser’s security settings it avoids you for CORS.
Firstly check whether your code working on a real device. If it works properly then create another instance of chrome with disabled security following above stackoverflow post…