Why can't I adjust the volume to the maximum level? 分类 : 设定安装与操作使用 If the volume level still remains the same or a warning message pops up after you press the " " button to adjust the volume, please ensure that the [Volume limit] setting is disabled. Route: SETTINGS > Volume Limit > off Is the answer helpful? 相关信息 新买的MP3音乐播放器里面怎么会有文件夹?可以删除吗? What file formats do my media player support? How do I convert files? Why are the files in my MP3 not organized in alphabetical order? 技术支持 如果这个解答对您没有帮助,请您连络我们的技术支援部门 开始填写