There are different categories of SEDI user depending on whether you are using SEDI as a reporting insider, as an issuer representative, or as an agent.
Each category of SEDI user has access to different functions on SEDI. Depending on the category chosen, you will be able to log on to the relevant SEDI user home page and access the various functions available. Please see questions 2.1.5 to 2.1.7.