<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Teamwork\Devices\Item\UpdateSoftware\UpdateSoftwarePostRequestBody;
use Microsoft\Graph\Beta\Generated\Models\TeamworkSoftwareType;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new UpdateSoftwarePostRequestBody();
$requestBody->setSoftwareType(new TeamworkSoftwareType('teamsClient'));
$requestBody->setSoftwareVersion('1.0.96.22');
$graphServiceClient->teamwork()->devices()->byTeamworkDeviceId('teamworkDevice-id')->updateSoftware()->post($requestBody)->wait();