Start with evidence
Webcam TestOpen your webcam locally to verify that the browser can access and display a live camera stream.
→Microphone TestCheck whether your browser can detect your microphone and receive live audio.
→Keyboard TestPress keys and verify that the browser receives the expected keyboard events.
→Mouse Button TestVerify left, right, middle, and extra mouse button events.
→Left Right Speaker TestPlay left and right channel tones separately.
→Device families
webcams, keyboards, mice, headsets, speakers, controllers.
DeviceOK does not publish a model page until it has model-specific data, a relevant test/diagnostic path, and authoritative sourcing. This brand hub is the safe entry point while the model knowledge graph grows.
Model-specific diagnostics
Logitech C920 HD Pro WebcamA model-specific DeviceOK center for checking the C920 video and integrated microphone path before changing meeting-app settings or treating the webcam as failed.
→Logitech C922 Pro Stream WebcamTest the C922 video stream, frame-rate mode and integrated microphones independently of streaming or meeting software.
→Logitech Brio 4K WebcamInspect Brio video, active settings, frame rate, microphone and browser-exposed camera capabilities before changing Logi Tune, meeting-app or USB settings.
→Logitech MX Master 3SCheck MX Master 3S pointer, buttons, scroll behavior and browser event timing independently before changing Logi Options+, Bluetooth or receiver settings.
→Logitech MX Master 4Check MX Master 4 pointer, buttons and scrolling independently of Logi Options+, then distinguish Bluetooth from Logi Bolt connection problems instead of treating every disconnect as a mouse sensor failure.
→Logitech MX Keys STest every key and repeated-key behavior on MX Keys S, then separate keyboard hardware from Easy-Switch device selection, Bluetooth or Logi Bolt connectivity.
→Logitech G PRO X SUPERLIGHT 2Check raw button, wheel, movement and event-rate behavior before changing G HUB profiles or treating a high-polling gaming symptom as a failed mouse.
→Logitech Brio 100Test Brio 100's 1080p video and built-in microphone while keeping its fixed-focus design and privacy shutter in the diagnosis.
→Logitech C270 HD WebcamDiagnose C270 video and microphone behavior around its actual 720p/30fps fixed-focus design rather than expecting C920-class 1080p/autofocus behavior.
→Logitech G502 X PLUSMeasure G502 X PLUS click, scroll, tracking and polling behavior independently of G HUB profiles and LIGHTSPEED receiver state.
→Logitech G PRO X 2 LIGHTSPEEDCheck PRO X 2 headphone channels and detachable microphone separately across LIGHTSPEED, Bluetooth and 3.5mm paths.
→Logitech requirements and fit questions
Can MX Master 3S connect by Bluetooth without the USB receiver?Yes. Logitech documents both Bluetooth Low Energy and Logi Bolt receiver connection options for MX Master 3S for Business, with basic-function compatibility across Windows, macOS, Linux, ChromeOS, iPadOS and Android depending on connection method and platform.
→How does MX Master 4 connect to computers?Logitech documents MX Master 4 for Business with two wireless connection paths: a Logi Bolt USB-C receiver and Bluetooth. Logitech also lists Windows, macOS, Linux, ChromeOS, iPadOS and Android in the product's compatibility table.
→Can Logitech MX Keys S use Bluetooth and Logi Bolt?Yes. Logitech documents MX Keys S with Bluetooth Low Energy and Logi Bolt connectivity, plus Easy-Switch across up to three paired devices. Logi Bolt is a specific receiver technology and should not be assumed compatible with older Unifying receivers.
→Is Logitech Brio 100 autofocus, and what resolution does it support?Logitech specifies Brio 100 at 1080p/30 fps or 720p/30 fps with fixed focus. If a user expects autofocus or 60 fps, that expectation does not match the model's documented camera specification.
→Can Logitech C270 record 1080p video?No. Logitech specifies the C270 as a 720p webcam at 30 fps with fixed focus. A browser or meeting app delivering 1280×720 at 30 fps is therefore operating at the model's documented class rather than being capped below an advertised 1080p mode.
→Does G502 X PLUS use Bluetooth or LIGHTSPEED, and what is USB-C for?Logitech documents G502 X PLUS around its LIGHTSPEED wireless receiver and USB-C charging/data path rather than ordinary Bluetooth pairing. Troubleshooting should therefore verify the receiver/USB path before looking for a Bluetooth device entry.
→Can Logitech G PRO X 2 use LIGHTSPEED, Bluetooth and 3.5 mm audio?Yes. Logitech documents LIGHTSPEED wireless, Bluetooth and 3.5 mm wired connectivity for PRO X 2 LIGHTSPEED. A failure in one path therefore does not prove the headset drivers or speakers are dead.
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