Please note that this feature only works if you are logged in.
1) Open Pinreel and tap on 'My Designs' in the bottom tab.
2) Tap on the design you wish to continue editing.
3) The edit screen will open with your design.
4) If you modify your design a red dot will show up next to the save button indicating that you have unsaved changes.
5) If you save the new saving will replace the old design.