TV remote app volume button not working

1. Press volume using the TV’s physical remote or buttons. Watch whether the TV shows an on-screen volume indicator.
2. If the TV says “external speakers,” “fixed output,” or shows no change, test the soundbar or receiver remote. The TV may be passing audio out rather than controlling its level.
3. If you are connected to a Roku or Fire TV stick, check whether the app is controlling the stick while the sound comes from the TV or an HDMI-connected sound system. A stick’s navigation commands and the TV’s volume commands are different control paths.
4. If the TV’s own volume changes but the phone’s volume button does not, check command support for that platform and model.

Do not change audio-output settings blindly if someone relies on a soundbar, hearing device or receiver. Note the current setting before testing another mode.

Remote apps send commands through the TV platform’s network-control interface. Some interfaces allow navigation and app launch but restrict volume, especially when the audio is handled by another device. Infrared remotes can sometimes address a TV or soundbar directly; a phone without an IR transmitter cannot reproduce that signal. HDMI-CEC may let one device change another’s volume, but it depends on both devices and their settings.

The phone’s hardware volume keys may adjust the phone’s sound unless the remote app explicitly maps them to TV commands. Use the on-screen volume control in the app to make a clean test.

• With the TV awake, confirm at least one navigation command works and note which device the app says it is controlling.
• Try volume up and down in the app while watching the TV indicator and the soundbar/receiver display.
• Try the TV’s own remote. If that also fails, inspect TV sound output, mute state and external audio equipment.
• Reconnect the phone only if several command types fail or the connection drops. For an entire failed connection, use the pairing guide.

If only the app’s volume buttons fail on a TV whose own buttons work, check the relevant platform guide and compatibility notes. If an external audio device owns the volume, use its control path or supported HDMI-CEC setup; do not assume TV Remotely can operate that accessory. If the result is unclear, report the TV model, audio setup and which buttons succeeded. That evidence is more useful than “remote not working.”