This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The MediaKeySession.load() method returns a Promise that resolves to a boolean value after loading data for a specified session object.


mediaKeySession.load(sessionId).then(function(booleanValue) { ... });


A unique string generated by the content decription module for the current media object and its associated keys or licenses.

Return value

A Promise that resolves to a boolean indicating whether the load succeeded or failed.


Specification Status Comment
Encrypted Media Extensions
The definition of 'load()' in that specification.
Recommendation Initial definition

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support4213 ? ? Yes ?
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support4342 Yes ? Yes ?4.0

Document Tags and Contributors

Contributors to this page: fscholz, libbymc, Sebastianz, mrenty, jpmedley
Last updated by: fscholz,