This is so frustrating. It’s the easiest fix ever.
Go to the panel.cfg and change this line
htmlgauge00=NavSystems/GPS/AS530/AS530.html, 0, 0, 320,234
Into this
htmlgauge00=NavSystems/GPS/WT530/WT530.html, 0, 0, 320,234
There, that’s what @NightMercury358 says he needs better documentation for.