Ruizu X26 User Manual page 24

Q: Why can't play FM radio in Bluetooth Mode?
A: FM radio need wired headphones as antenna, Please see
"FM radio" about how to play FM radio in Bluetooth mode.
Q: Why buttons on the player can't work?
A: Sometime customer will accidentally active lock screen
function which prevent button been used. Please hold
button 3s to unlock. If it still won't work for you, please contact
RUIZU Customer Service to claim your warranty. See Cover.
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