browserSettings.tlsVersionRestrictionConfig

A BrowserSetting object used to read the highest and lowest versions of TLS supported by the browser.

The object has these properties:

minimum

The lowest TLS version supported by the browser. Valid values are TLSv1, TLSv1.1, TLSv1.2, TLSv1.3, and unknown.

maximum

The highest TLS version supported by the browser. Valid values are TLSv1, TLSv1.1, TLSv1.2, TLSv1.3, and unknown.

This is a read-only setting.

browser.browserSettings.tlsVersionRestrictionConfig.maximum
  .get({})
  .then((result) => {
    console.log(`Highest TLS version supported: ${result}`);
  });