<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Models\TeamsAppSettings;
use Microsoft\Graph\Beta\Generated\Models\CustomAppSettings;
use Microsoft\Graph\Beta\Generated\Models\AppDevelopmentPlatforms;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new TeamsAppSettings();
$requestBody->setOdataType('#microsoft.graph.teamsAppSettings');
$customAppSettings = new CustomAppSettings();
$customAppSettings->setDeveloperToolsForShowingAppUsageMetrics(new AppDevelopmentPlatforms('developerPortal'));
$requestBody->setCustomAppSettings($customAppSettings);
$result = $graphServiceClient->teamwork()->teamsAppSettings()->patch($requestBody)->wait();