If you are still unable to log in, it is recommended to contact directly.
The TV and the mobile device are operating on misaligned network sessions, or your TV's firmware is out of sync. Https Signin.samsung.con Key
Setting up a passkey completely eliminates the need to remember complex passwords, making your account nearly immune to phishing attacks. On a Samsung Galaxy Smartphone or Tablet Open the app on your Galaxy device. If you are still unable to log in,
: Scan your fingerprint or face to bind the encrypted key to your physical hardware. Logging into Other Devices with a Passkey On a Samsung Galaxy Smartphone or Tablet Open
– Once verified, your TV will automatically log in to the service. Troubleshooting Activation Key Issues
Select and follow your operating system's prompts (Windows Hello or macOS Touch ID) to save the key to your trusted device. Benefits of Moving to a Digital Sign-in Key
