Starting 29 August 2022 (for Ulti Box customers) and 2 September 2022 (for Ultra Box customers), you will be able to log in to Disney+ Hotstar using your registered mobile number by following these simple steps:&nbsp;Step 1 - You will receive a Disney+ Hotstar auto-activation SMS on your registered mobile number.&nbsp;Step 2 - Press the Home button on your Astro remote. Under the "Apps