Adding Past Activities to a Completed Offering

Summary:

We were unable to set up 2 ILT activities in Oracle Learning prior to the ILT events being delivered. The rest of the activities are included in the Offering and some enrollees have already completed the offering. We now want to add these 2 ILT activities as self-paced (so no outlook invites go out for a past ILT) purely for the purpose of tracking completion and the learning hours. Although I am able to create these self paced activities in the offering, they do not show as activities I can manually complete on behalf of the learners under Learners. Any