Tag support operations:
New Label There are four ways:

In YodaNote, tags can be nested to form a tree, that is, the tab can create sub-tab, so with the directory tree can form a very complex management, of course, you do not want to use such a complicated tree management, you can not use sub-tab, so all tags into a list.
Create a child tag in the tag tree to the left of the control button, select [New sub-tab] menu, or select [Enable drag-and-drop], and then a label onto another tab, and then release the mouse button, it will automatically become into sub-tab.
The label group label, enabled, you will be a label onto a note above, At this time, the notes will automatically add the label, and this label parent tag will be added to.