Within the same Folder released outside, it is not possible to restrict the viewing range.
Even if you share only a specific Manual URL within a Folder released outside, external users can access all Manuals and Sub-folders within the same Folder.
If you want to separate the viewing range within Folders released outside, please refer to the following steps.
- Create a Folder released outside for each viewing range
- Place the appropriate Manuals in each Folder released outside
- Share the URL of each Folder released outside with the appropriate users
Related:
Create folder (Web Browser)
https://teachme.jp/8/manuals/4929440
Change manual folder (Web Browser)
https://teachme.jp/8/manuals/4929397
Find public folder URL for sharing (Web Browser)
https://teachme.jp/8/manuals/10279342
Tell me about Release Outside
https://help.teachme.jp/hc/en-us/articles/900006443043