Lexmark CS923
Using special characters in the username on any app that needs authentication, such as Device Quotas, prevents users from logging in.
Use the correct case for any Unicode character used in a username.
If the issue persists, then search for more information related to this issue or contact customer support.
了解如何更换打印机的废碳粉瓶。定期更换废碳粉瓶可以防止碳粉溢出。
使用提供的刷片清洁打印头镜片,并避免线条和污迹等打印质量问题。