Even simple updates like prompting Copilot to create a header image for a slide deck seem quite useful.
即使是简单的更新（例如提示 Copilot 为幻灯片创建标题图像）似乎也非常有用。
英语百科
Header (computing)
In information technology, header refers to supplemental data placed at the beginning of a block of data being stored or transmitted. In data transmission, the data following the header are sometimes called the payload or body.
It is vital that header composition follow a clear and unambiguous specification or format, to allow for parsing.