> For the complete documentation index, see [llms.txt](https://regist-team-document.gitbook.io/grade-management-system-user-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://regist-team-document.gitbook.io/grade-management-system-user-guide/undefined-3/i.md).

# ตั้งค่าวันสุดท้ายของการแก้ I