If your Studio or Studio Wireless headphones aren’t charging properly or you’re having difficulties with sound, try resetting your headphones. (1) Reset (1.1) Press and hold the power button for 10 seconds. (1.2) Release the button. (1.3) The Fuel Gauge LEDs will all blink white, followed by one blinking red. (1.4) When the lights stop flashing, reset is complete. (1.5) Your Studios will automatically power on after a successful reset. (2) If you reset and you’re still having issues, try using another power source, a different cable, or try sound troubleshooting for headphones. MINE IS CHARGING NOW