Lexmark CX421
Printers enrolled in the Lexmark Cloud Fleet Management (CFM) have stopped polling and won't respond to task requests from the Cloud Fleet Management.
Check the current printer firmware and manually update it using the printer's embedded web server.
Refer to the Firmware Update Instructions for the steps on How to Check, Download, and Update with the Latest Lexmark Printer Firmware.
LEGACY ID: SO8896
运行软件安装程序来启动打印机并运行。
了解电子邮件服务提供商的电子邮件 SMTP 设置。