If you are generating a file using a Power Automate flow, your flow should return the file's content link to Power Apps. You can then capture that link in a variable and pass it to the Download function.
💡 Check if a URL exists before calling the function. If a record doesn't have an associated file, disable the download button or use the IsBlank() function to hide it. download function powerapps
The function requires a direct link to a file. It cannot "scrape" a webpage or download an entire folder. Best Practices for Better UX If you are generating a file using a