Add-Ins custom functions work fine on desktop, but throw a CORS error when loaded in on-line Excel: Cross-Origin Request Blocked: The Same Origin Policy disall
When opening Excel it looks for an add-in that I have removed from the file folder. It gives me the message that it can't find it, of course,
I'm thinking about developing an Excel add-in as described here. Would that be possible with Svelte - and do you know of any guides/help if yes? I have looked t