WorkerNavigator: serial property

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

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Note: This feature is only available in Dedicated Web Workers.

The serial read-only property of the WorkerNavigator interface returns a Serial object which represents the entry point into the Web Serial API.

When getting, the same instance of the Serial object will always be returned.


A Serial object.


The following example uses the getPorts() method to initialize a list of available ports.

navigator.serial.getPorts().then((ports) => {
  // Initialize the list of available ports.


Web Serial API
# dom-workernavigator-serial

Browser compatibility

BCD tables only load in the browser

See also