Determine whether the symptom follows this iPhone or one network while preserving saved network settings.
Connections
Exact modelSymptom & recordOpen
Wi-Fi: phone, network and internet comparison
Open task Bluetooth: connection, music and call audio
Open task Separate accessory discovery and connection from media and phone-audio profiles.
Wi-Fi: association, internet and network scope
Open task Compare the Pixel and a second device across permitted networks without resetting network settings.
Wi-Fi association versus internet access
Open task Separate joining a network, reaching the internet and a network-specific failure.
One native external display on M1 Air
Open task Separate the M1 display-count limit from a cable, input or detection problem.
USB Devices Disabled: accessory and hub isolation
Open task Determine whether the warning follows an accessory, a port or a hub power arrangement.
Direct display detection before dock troubleshooting
Open task Compare a single monitor through a documented Intel video connection and preserve detection versus image.
Bluetooth discovery, pairing and usable function
Open task Record where Bluetooth stops: controls, discovery, pairing or the accessory’s actual function.
Optional Ethernet hardware, link and internet
Open task Verify the fitted connection before separating cable/link problems from network access.