Retrieves an ExtensionInfo object containing information about the specified add-on.

This API requires the "management" API permission.

This is an asynchronous function that returns a Promise.


let gettingInfo =
  id                  // string



string. ID of the add-on whose info you want to retrieve.

Return value

A Promise that will be fulfilled with an ExtensionInfo object, containing information about the add-on. The promise will be rejected if no extension with the given ID is installed or the extension is not allowed to be accessed by the caller.

Browser compatibility

BCD tables only load in the browser


Log the name of the add-on whose ID is "my-add-on":

let id = "my-add-on";

function got(info) {

let getting =;

Note: This API is based on Chromium's API. This documentation is derived from management.json in the Chromium code.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.