Set as follows when Switch Direct Print is not working on a connected Switch.
The “Local network” permissions screen is shown when selecting Switch Direct Print for the first time on an iOS 14/15 iPhone/iPad. If “Do not allow” was selected, the captured screenshot is not displayed after reading the QR code.
Enable "Local Network" permissions in your smartphone settings.
Tap the "Settings" button on your home screen. Scroll down and tap the "Link for Switch" icon. Enable "Local Network" permissions (slider to the right). Also make sure that permissions for "Location", "Photos" and "Camera" are set as follows.
Permission Setting "Photos" permissions Select "All photos" "Bluetooth" permissions Allow (slider to the right) "Local Network" permissions Allow (slider to the right) "Camera" permissions Allow (slider to the right)