Onyx Boox Poke5P User Manual page 38

Annotations
All highlighted, underlined, and annotated contents are
shown in Contents/Annotations. You can check, edit, and
delete all relevant content here.
Tap each content to jump to the corresponding page. All
contents under Annotations can be exported in txt format.
The default saving path for the exported contents is
Storage/ note/ a file with the same name as the original
document. You can also export the contents to a
third-party notes app. Go to System Settings/Accounts to
bind third-party apps(Currently Dropbox is supported).
Highlight in colors
After selecting the text, you can
choose colors to highlight and
underline. This feature is more
suitable for color E Ink models.