Manuals that are currently released and viewed from a web browser, mobile browser, or mobile app will be displayed in "Recently Viewed Manuals".
This includes manuals that are linked to or within a training course. However, manuals will not be displayed in "Recently Viewed Manuals" in the following cases:
- When viewing a manual from the "Tasks" screen
- When opening the edit screen of an unpublished manual (draft)
- When opening the edit screen of a manual
- When viewing a bookmarked manual on a mobile device not connected to the internet
Related:Can I view manuals offline?
https://help.teachme.jp/hc/en-us/articles/900006443943