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requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): Promise<MediaKeysSystemAccess>
https://www.w3.org/TR/encrypted-media/#dom-navigator-requestmediakeysystemaccess

​
Parameters

​
keySystem

string

​
supportedConfigurations

MediaKeySystemConfiguration[]

​
Returns

Promise<MediaKeysSystemAccess>
Last modified on August 25, 2026