Folders and labels
Folders
To rename, clear, or delete an existing folder or to create a new one, tap Settings in the lower-right corner of the screen. Tap Folders.
Select a folder from the list and tap Change, Empty, or Delete above the list of folders.
To create a new folder, tap Create above the list of folders, enter the folder name and tap Create folder.
Labels
To delete or rename an existing label or to create a new one, tap Settings in the lower right corner of the screen. Tap Labels.
To create a new label, tap New label. Enter the label name, select a color, and tap Create label.
To edit or delete a label, select it and tap Edit or Delete above the list.