To install Hulu on your Firestick and access its premium service, you can follow the steps below:
1. Turn on your Firestick and navigate to the home screen.
2. Go to the "Search" option at the top of the screen.
3. Type "Hulu" in the search bar and select it from the search results.
4. Select the Hulu app from the search results and click on the "Get" or "Download" button to install it.
5. Wait for the installation process to complete, and then select "Open" to launch the app.
6. Sign in to your Hulu account or create a new one if you don't have an account already.
7. Once you are signed in, you can start browsing and streaming Hulu's library of TV shows, movies, and original content.
Note: To access Hulu's premium service, you will need to subscribe to one of their plans, which includes Hulu (No Ads), Hulu + Live TV, or the Disney Bundle (Hulu, Disney+, and ESPN+). You can sign up for a plan directly from the Hulu app or on their website.