Most likely, they are using the Qualcomm Snap Camera app, which has QR reading according to this. There were attempts to use this app for LineageOS on FP3 as well, but no stable performance until now.
Most likely, they are using the Qualcomm Snap Camera app, which has QR reading according to this. There were attempts to use this app for LineageOS on FP3 as well, but no stable performance until now.