There are two ways to transfer music from a PS3 hard drive to an MP3 player. The first way is to use a USB cable, and the second way is to use a media server.
Using a USB Cable
1. Connect your PS3 and your MP3 player to your computer using USB cables.
2. Open Windows Media Player or another media player on your computer.
3. Select the music you want to transfer from your PS3 hard drive.
4. Drag and drop the selected music onto your MP3 player.
Using a Media Server
1. Set up a media server on your computer. There are many different media server software programs available, such as Plex, Emby, and Kodi.
2. Once you have set up a media server, open the media server software on your computer.
3. Add your PS3 hard drive to the media server.
4. Select the music you want to transfer from your PS3 hard drive.
5. Click the "Play" button to start streaming the music to your MP3 player.
Tips
* If you are using a USB cable, make sure that the USB cable is properly connected to your PS3 and your MP3 player.
* If you are using a media server, make sure that your PS3 and your MP3 player are both connected to the same Wi-Fi network.
* If you are having trouble transferring music from your PS3 hard drive to your MP3 player, try restarting your PS3 and your MP3 player.