QL-550 常见问题解答与故障排除 QL-550 不是您的产品? 搜索结果排序 更新日期 热门程度 1 结果 1. 2015-01-05 I'm using a USB 3.0 connection. Although I can print, either the Checks Media function, Printer Setting Tool/P-touch Utility, or the distributed printing function do not work. (Windows Vista / Windows 7 / Windows Server 2008 / 2008 R2) 中文 打印 常见问题解答与故障排除