Why does my Walkman say NO DATA?
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The NO DATA or FORMAT ERROR message may occur if the portable player has been formatted using the format utility in Windows Explorer. To correct this issue, initialize (format) the portable player using the Initialize or Format utility built into your Walkman® player.
How do I reset my Sony Walkman NW WS413?
Digital Music PlayerNW-WS413/WS414 While pressing the button ( ) on the left ( ) side of your Walkman, press and hold the Next button ( ) on the right ( ) side of your Walkman for about 17 seconds. When resetting is completed, the lamp ( ) on the right ( ) side of your Walkman blinks in green twice.
How do I reset my Sony NW WS623?

Digital Music PlayerNW-WS623/WS625 Make sure that the Bluetooth function is turned off. While you hold down the button ( ), hold down the button ( ) for 15 seconds. The lamp ( ) will flash twice. Resetting is now complete.
How do I connect my Sony NW WS623?
Connecting the Walkman to an unpaired Android smartphone for the first time

- Make sure that the Walkman is turned on and the Bluetooth function is turned off.
- Hold down the button ( ) for 7 seconds.
- Turn on the Bluetooth function on the smartphone.
- Tap the model name of the Walkman.
How do I format my Sony Walkman mp3 player?
You can initialize your Walkman by formatting the memory.
- From the Home menu, select [Settings].
- Select [Reset/Format] – [Format].
- Follow the on-screen instructions to format the memory.
Why is my walkman not playing music?
Update the Walkman software to the latest version. Downloads are posted on your model support page. Charge the Walkman. If the player doesn’t turn on after the reset or restart, charge the Walkman using the supplied USB cable for at least 30 minutes and then try the reset or restart procedure again.
What happens if I reset my Walkman?
No data or settings will be deleted by resetting your Walkman. Data and settings in use may not be saved when you reset your Walkman.
How do you reset a Walkman?
Hold down the (power) button for 2 seconds while the screen is turned on. Tap Restart, then restart will start automatically. If the player freezes, hold down the (power) button for 10 seconds to force the player to restart.
How do I connect my wireless headphones to my Sony Walkman?
Tap the Bluetooth icon to access the Bluetooth menu. Tap Add Device to pair the Walkman with another Bluetooth device. The Walkman will begin searching for another Bluetooth device and will continue to search for 30 seconds.