| Notes on charging the battery | PLENUE J | 2018/04/06 |
| Computer cannot recognize the player when connected. | PLENUE J | 2018/04/06 |
| Characters on the display are corrupted. | PLENUE J | 2018/04/06 |
| How many files and folders are recognized by PLENUE J? | PLENUE J | 2018/04/06 |
| Can I set to repeat a designated range of music? | PLENUE J | 2018/04/06 |
| How long PLENUE J is able to play continuously? | PLENUE J | 2018/04/06 |
| Can I set the time to turn off the screen automatically? | PLENUE J | 2018/04/06 |
| Computer cannot recognize the player when connected. | PLENUE J | 2018/04/06 |