Vérificateur de capacité de l'appareil
Vérifiez les fonctionnalités de l'appareil exposées par votre navigateur, notamment les médias, les entrées, les graphiques, le stockage et les capteurs.
Interface de test
Votre navigateur peut demander l'autorisation après avoir appuyé sur Démarrer.Comment utiliser cet outil
- Click Run capability check.
- Review the grouped results for supported and unavailable features.
- Use the notes to understand why a feature may be missing.
- Copy the summary if you are troubleshooting with support.
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Explication technique
The checker tests for API presence and, where safe, creates a minimal object or worker to confirm usability. It deliberately avoids triggering permission prompts.
API presence is not proof of hardware quality. A browser can expose a capability that is disabled by policy, missing a physical device, or limited by the current secure-context state.
Dépannage
A supported device shows missing features
Check the browser version, secure-context status, and enterprise policies.
Media features look unavailable
Media APIs may require HTTPS and user permission before a device is exposed.
Storage quota looks low
Private browsing and storage pressure can reduce the reported quota.
Results differ between browsers
Browsers implement different subsets of web APIs.
Outils associés
Questions fréquemment posées
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