No suitable place to put agconnect-services.json

[kingroxas2]

Hi, I'm new to this, and sorry if it's a simple issue but I could not run my app because there is no folder to put my agconnect-services.json. The instructions told me to put it in the /app folder but I could not find it, like shown in the image below:

Everywhere I put the file, it'll show an error:

[Mike-mei]

Please put the agconnect-serrvicces.json file under the main module of your project.
Can you describe the error in more detail? This can helps us locate your issue quickly.