To sign up for Hbomax through HBO Max/tv sign-in you have to follow these steps:
Log in , and then select settings within the HBomax app.
On the next screen, users will get an eight-digit code. Save the code for future use.
If you own an item to use for this, then go to "hbomax/tvsignin" for it to be activated.
Log in with your Google account's login details to move to the next step.
During the confirmation process, there could be a website that demands details sharing
Enter an HBO maximal activation code that appears in the device browser's login interface.
After that, press the 'Allow Access" button to enable the hbomax tvsignin to start the process.