I'm assuming it's a manual rather than automated activity on their behalf and that they may be waiting until closer towards the end of the registration period to do it.
I guess the point is... don't assume because there's an electronic front-end that there's a full electronic workflow behind it.
“Delighting in existence O monks, are gods and men; they are attached to existence. they revel in existence. When the Dhamma for the cessation of existence is being preached to them, their minds do not leap towards it, do not get pleased with it, do not get settled in it, do not find confidence in it. That is how, monks, some lag behind … (It. p 43)”
“No lists of things to be done. The day providential to itself. The hour. There is no later. This is later. All things of grace and beauty such that one holds them to one's heart have a common provenance in pain. Their birth in grief and ashes.” - Cormac McCarthy, The Road
Learn this from the waters: in mountain clefts and chasms, loud gush the streamlets, but great rivers flow silently. - Sutta Nipata 3.725