建立、編輯、匯入和匯出批註。支援10多種工具，包括高亮、底線、手寫墨跡等。
Annotation Permissions
Support customizing user access with 3 permission levels: Admin, User, and Read-only. Select one of them based on your needs.
James(Admin)
William(User)
David(Read Only)
Admin: All Annotation permissions. Can add, edit, or delete annotations, measurements, and forms created by anyone.