An appeal can be quite similar to a complaint in some respects and different in others. Generally speaking an appeal is a request to review a decision that has happened. In the case of an academic appeal this is a decision that has affected your studies in some way.
Academic Regulatory Framework 2022/23
Review 2022/23 appeals procedure hereAcademic Appeals Policy and Procedure 2023/24
Review 2023/24 Appeals procedure here