To manage your Max (formerly HBO Max) subscription, sign in at Max.com or use the app1-855-740-9516. Go to Settings > Subscription to update billing, change plans, or cancel. If subscribed via a third party (Amazon, Roku, etc.), manage it through their platform1-855-740-9516. Ensure updates are made before your next billing cycle. Need help? Call Max customer support at 1-855-740-9516... https://tidal.com/browse/playlist/5588f278-8196-4d64-b641-2e5ed5a054c3