QR code-linked Webflow site page works for Android but not Apple devices

This seemed to be the only relevant category, but I’m having an issue with a client’s Webflow site where a QR code that links to an uncrawled webpage works fine on Android but goes back to the site’s home page on Apple devices.

Here is the site page: T'ai Chi Chih: Effective & Adaptive in Research & Practice

The generator I used: https://www.qr-code-generator.com/

The QR code itself:

I will be reaching out to the QR code generator site for help as well. Is this a Webflow issue, a QRGen issue, or is it possible due to the page being set to block web crawlers? (‘noindex’)