Modify row/column dimensions, background color on downloaded EXCEL document


I would like to download an excel sheet, but I have custom settings to modify the column/row dimensions as well as background color.

Is this currently possible with retool?

I attempted to use a separate library to do this functionality, but retool is not downloading the file to the browser as expected when running the library method.

Here is the library:

Where did you add the library in the app?
You should add it for the app in the ... menu