How to download a QR code reader app?

If you are unable to scan the site QR code and launch the site's sign-in page, it may be because your Android smartphone's camera does not support native QR code reading. You may need to download a QR code reader app from the Google Play store. Here are a few Android QR code reader apps you may be able to use.

https://play.google.com/store/apps/details?id=tw.mobileapp.qrcode.banner&hl=en_US

https://play.google.com/store/apps/details?id=com.gamma.scan&hl=en_US