Lexmark MX721
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.
移除卡在盖门 A 后面的纸张以继续打印。
修复卡纸问题可能会很耗时。了解通常在哪些地方发生卡纸可以让您快速解决问题。