Firebase authentication web home url

Hello I don't understand where those then, else, text came from hoping u would help me in this matter

From control drawer, scroll down and you will be able to find them

I don't mean those I mean those text
Those file///

This is for loading the html file that you saved in your assets according to the tutorial. You have to type it

OK thanks can u guide me how can I know my app package name

For example my app name is webhome so can u guess its default package name

Yes and if for example your email is then package name would be appinventor.ai_how_is_this.webhome

Thanks for helping