You cannot remove these elements using Teachme Biz functions.
If you absolutely need to delete them, please use a PDF editing software such as Adobe Acrobat.
Related: Export manual as PDF file (Web Browser)
https://teachme.jp/8/manuals/9116792
Can you remove manual update date, account information, and QR code when outputting a manual as a PDF file?
2021-04-06 06:34:42 UTC
2026-01-13 07:24:19 UTC