When you have a task that you would like to reconsider at some point in the future, use the Postpone action to put to task in an upcoming weekly batch.
You can read more on the Planner and batches in
You can postpone a task by clicking the ⏰ button or use the
P keyboard shortcut.
On mobile, you cannot postpone yet but it will very soon be possible.
Note that postponing works the same way on checkboxes that you create in notes.