"selenoid:options": { "enableVNC": true }
все, сам разобрал, вот так:
$options->addArguments(
[
"--window-size=1920,1080",
"--ignore-certificate-errors",
"--start-maximized",
]
);
$capabilities->setCapability(ChromeOptions::CAPABILITY, $options);
$capabilities->setCapability("browserName", "chrome");
$capabilities->setCapability("browserVersion", "86.0");
$capabilities->setCapability("enableVNC", true);
$capabilities->setCapability("enableVideo", false);
$driver = RemoteWebDriver::create($host,
$capabilities,
$timeout, // Connection timeout in miliseconds
$timeout // Request timeout in miliseconds
);