If you cannot apply for an offer but only save an offer, this offer is not available for your profile because it is an offer targeted at a different program than yours.
This can happen in particular if this offer has been sent to you by link:
- By your University (do not hesitate to contact them in this case)
- By a classmate
If this happens to you, do not hesitate to check first that you are affiliated to the right program from your profile.