Hulu: The General Troubleshooting Guide for Hulu Supported Devices should help solve why you might have a slow Hulu connection.Apple recommends a minimum speed of 25 Mbps for 4K streaming. Apple TV: While there's no built-in internet speed test available on Apple TV devices, Apple does offer extensive Apple playback performance troubleshooting via their help page.If you're having trouble, it's possible to set the bandwidth Netflix uses in your account settings. Netflix's Internet Connection Speed Recommendations page suggests 5 Mbps for HD (1080p) streaming and 15 Mbps for 4K (2160p) streaming. Netflix: Check out the Netflix ISP Speed Index report to see what to expect speed-wise, on average, from the various internet service providers around the world, or use to test your Netflix speed right now.