This is interesting
https://deekhotv.com/article/walter-...-the-conflict/
Note, wearing an officers cap in the first photo though not entitled as he never was one.
There is also a photo of his brother wearing his Falklands medal in 2020, though he said his brother gave him the medal in 2013.
Another image shows him wearing the FI medal but no GSM.
NI Medal ribbon before the FI medal
Medal positions reversed