<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Models\MicrosoftApplicationDataAccessSettings;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new MicrosoftApplicationDataAccessSettings();
$requestBody->setDisabledForGroup('edbfe4fb-ec70-4300-928f-dbb2ae86c981');
$result = $graphServiceClient->organization()->byOrganizationId('organization-id')->settings()->microsoftApplicationDataAccess()->patch($requestBody)->wait();