Account security is important even when the subscription itself is inexpensive. A few everyday habits can reduce the risk of losing access or sharing information with the wrong person.
Use the official streaming app or website when signing in. Be careful with links received unexpectedly in social-media messages or group chats. A convincing brand logo does not prove that a link is legitimate.
Never send a one-time code, recovery code, bank password, or card security number to a reseller, customer-support agent, or stranger. If a service offers two-factor authentication, use it when supported by your account arrangement.
Save your order reference and use your store's official contact page when you need support. When describing an issue, explain the error and relevant device without posting confidential authentication information or another person's personal details.
Keep devices updated and remove unused sign-in sessions where the streaming provider allows it. If you suspect unauthorized access, follow that provider's official account-recovery and password-change procedures.
Finally, review the permitted usage rules of the streaming service. Different subscriptions can have different household, device, and sharing requirements. Security is strongest when account access is consistent with those rules.