The steps for previous HBOBOX users are as follows:
First, the app must be opened.
To sign in, select that option.
Presently, sign in to Hbomax television by entering a code with 8 digits.
On your desktop or laptop, open the browser.
In your web browser, visit the hbomax/tvsignin page.
Now, sign up for the website with the Hbo Max Tv Sign-In activation code.
Let people in after you've entered the code.
The HBO Max will be reloaded on your TV.
For more details hbomax.com/tvsignin