Compatibility directory
Know what works together before you buy the adapter.
Each result separates a physical connection, protocol, software requirement and regional limitation. Manufacturer documentation and direct tests outrank retail listings.
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13 complete records in this directoryCan a 2.4-GHz-only device use a dual-band router?
Usually yes if the router still enables a compatible 2.4-GHz network and security mode. Band steering, WPA3-only security, hidden SSIDs, unsupported channels or onboarding phones stuck on 5 GHz can block setup.
Open record works with · reviewed answerCan a higher-watt USB-C charger safely charge a phone?
With standards-compliant USB Power Delivery equipment, the phone negotiates the power it accepts; a 100-W charger does not force 100 W into it. The cable, profiles, charger quality and device limits still matter.
Open record Compatibility · Google TVCan an iPhone cast to Google TV?
Yes, when the iPhone app includes Google Cast and both devices share the same local Wi-Fi. iPhone screen mirroring uses AirPlay instead, so it is not interchangeable with the Cast button inside a compatible app.
Open record works with · reviewed answerCan Bluetooth headphones connect to two devices at once?
Only models with multipoint or an equivalent vendor feature can maintain two active hosts, and some disable high-quality codecs or game modes while doing so. Ordinary pairing history is not simultaneous connection.
Open record Compatibility · Apple TV audioDo Bluetooth headphones work with Apple TV?
Yes. Apple TV 4K and Apple TV HD can pair with compatible Bluetooth headphones from Settings › Remotes and Devices › Bluetooth. Audio feature support and simultaneous-listening limits depend on the headphone and Apple TV model.
Open record Compatibility · Samsung TVDoes AirPlay work with Samsung TVs?
Yes, on Samsung TV models and regional variants that list Apple AirPlay support. The Apple device and television must be on the same local network; model year, region and content restrictions can limit availability.
Open record Compatibility · Apple TV + Samsung TVDoes Apple TV 4K work with Samsung QN90D?
Yes. Apple TV 4K connects to the Samsung QN90D by HDMI. Use an HDMI 2.0-or-later cable; HDMI 2.1 is recommended for the fullest current feature support.
Open record works with · reviewed answerDoes this USB-C port support a monitor?
USB-C describes the connector, not its capabilities. The computer/phone port must support DisplayPort Alt Mode, Thunderbolt or another documented video mode; the cable/adapter and display input must support the chosen resolution.
Open record works with · reviewed answereARC vs ARC: what has to match for sound to work?
ARC carries TV audio over a labeled HDMI return channel; eARC adds higher bandwidth and newer control/format behavior. Both devices, their selected ports, settings and cable path determine the result; eARC can often fall back to ARC.
Open record works with · reviewed answerMatter, Thread and Wi-Fi: which one does a smart-home device need?
Matter is the application standard; it can run over Wi-Fi/Ethernet or Thread. A Matter-over-Thread accessory needs a compatible Matter controller and Thread border router, while Matter-over-Wi-Fi needs the local Wi-Fi/network requirements stated by its maker.
Open record works with · reviewed answerWhat does a printer need to work with AirPrint?
The exact printer model must support AirPrint and be reachable from the Apple device on a compatible local network. Installing a Mac/Windows driver does not add AirPrint to an unsupported printer.
Open record Compatibility · USB-C + HDMIWill a USB-C to HDMI adapter work with this phone or laptop?
Only if the USB-C port supports video output—typically DisplayPort Alt Mode, Thunderbolt or an explicitly documented display feature. Connector shape alone does not prove video support; verify the exact device specification and the display’s required resolution and refresh rate.
Open record works with · reviewed answerWill an HDMI 2.1 cable fix 4K 120 Hz?
Only if the source, selected output, receiver/soundbar path, TV input and TV mode all support 4K at 120 Hz. Use a certified Ultra High Speed cable, but a cable cannot add bandwidth or features to an unsupported port.
Open recordStructured depth, not empty permutations
Every published record carries a direct answer, scope, ordered fixes, risk notes and sources.
Device and manufacturer hubs share a consistent record system, but each answer carries the relevant controls, fault boundaries, consequences and official support entry point for that platform.
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