修改autoexec . bat文件，用无人参与模式自动更新broadcom固件，并在更新完成时自动关闭计算机。

Change the autoexec.bat file to automatically update the Broadcom firmware in unattended mode, and turn off the computer when it finishes.

youdao

固件更新的完成了后面板的USB端口。

Firmware updates are accomplished with a rear panel USB port.

youdao

联想将继续利用IBM业界领先的安全标准和流程来完成包括补丁和更新在内的固件编写和验证工作。

Lenovo will continue to utilize IBM's industry-leading security practices and procedures to build, compile and authenticate firmware, including patches and updates.

youdao