1. Log into your Hulu account using the right username and password.
2. There is an option named 'your subscriptions' under which, you will have to tap 'manage', which you will find next to the option named 'add-ons'.
3. Tap 'manage add-ons' button or you can scroll down to 'premium add-ons'.
4. Find 'HBO' followed by tapping 'add this'.
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