Add a search bar
Add a option to edit position of "Back Button"
Add a Scroll Option
Add Individual config by Group.
Add a option to add direct in a group one page.
Allow to move dials between groups.
Add a option to edit the size and design of the Folder or Favorite individually
Add a option to move the folders and favorites free on the page.

Do not rush, make the ideas you think are good, or find it interesting to improve the app.