This issue tracks the problems that have been observed with mDNS lookup for iOS.

• iOS mDNS lookup fails at Starbucks #46698
• iOS mDNS lookup fails with HotSpot enabled #46701
• iOS mDNS lookup fails when mac firewall is enabled #46703
• iOS mDNS lookup fails until a dialog box is clicked #46704
• No link local adapter when personal hotspot is enabled on iOS #47224 No link local adapter when personal hotspot is enabled on iOS
• https://b.corp.google.com/issues/145711088

If your mDNS issue does not fall into one of those four categories then please comment here with detailed information about your setup including:

• macOS version
• iOS version
• xcode version
• whether HotSpot is enabled or disabled
• whether the macOS firewall is enabled or disabled
• whether you have clicked the dialog to allow dart to accept connections
• any information about your networking setup that seems relevant

Thanks!