Middle name of my husband

hei everyone people writting here sending  messaging here .. ok i start now im a filipino woman from philippines im married to my husband from norway
Questions
1. How can i registered my marriage to norway to be ligalized that im married to my husband norwegian if my husband is died already this early february 2018
2. If i send to norwegian embassy all of my papers but when i saw my marriage certificate from psa and get the ribbon from the dfa i found out my husband middle name is not correct i mean its not complete exemple Abjorn intead of Asbjorn is it possible the norway skatteetaten accept that hope thant give them a feedback my question thanks and good day tusentakk