Can't unselect pan button on certain screen widths

Which product are you using?
PDF.js Express Viewer

PDF.js Express Version

Detailed description of issue
On narrower window widths (610px for example in your demo view PDF.js Viewer Demo | PDF.js Express) the selectToolButton is gone and i cant change if i want to pan or select text. is there a way to disable this behavior?

Expected behaviour
a way to not hide the select text button and the missing one in mobile view respectively

Does your issue happen with every document, or just one?

Link to document

Code snippet
none, happens in your demo too

Hi there,

You can use the enableDesktopOnlyMode API to disable the mobile UI behaviour of the tool grouping:

Best regards,
Kevin Kim