The text on the screen is "Smiw/Rnu / Jpum / Pyal / Fyl". What language does this appear to be?

The text "Smiw/Rnu / Jpum / Pyal / Fyl" appears to be in Welsh. This is indicated by the presence of digraphs like 'rh' and 'll' (though not present in this specific phrase), and the phonetic structures which are common in Welsh orthography. The words themselves, while not immediately translatable without context, follow patterns found in the Welsh language.