If you’re just playing around with something in Azure, ensure your service plan is using the free tier. Yes, it’s resource limited. It’s free. From the https://portal.azure.com dashboard, click “See more…” to see all of your resources.

Filter to view only app service plans.

In each app service plan, go into “Scale up”. Click on the “Dev/test” tab and select F1 – the free tier. Click “Apply”.