Exam ACCESS-DEF topic 1 question 21 discussion

Your team is deploying endpoint authentication onto the corporate endpoints within an organization. Enrollment details include when the enrollment must be completed, and the enrollment code was sent out to the users. Enrollment can be performed in the office or remotely (without the assistance of an IT support engineer). You received feedback that many users are unable to enroll into the system using the enrollment code.
What can you do to resolve this? (Choose two.)