Summary
This tutorial shows you different ways on how to watch 4K YouTube videos on iPhone, iPad and Apple TV with iOS 14 and tvOS 14. Also, you can download 4k videos from YouTube to your computer in MP4 format and then move them to other Apple devices and other devices for offline watching.

Most people know how to watch HD videos on YouTube. But, do you know how to watch YouTube 4k videos on your device? Compared with HD, 4K provides better video quality and clearer details. Fortunately, with iOS 14, iPadOS 14 and tvOS 14, Apple has added support for YouTube 4K. Do you want to watch YouTube 4K videos on iPhone, iPad and Apple TV? In this tutorial, we will explain about how to play YouTube videos in 4k on iPhone, iPad, and Apple TV. In addition, you also have chance to offline watch YouTube 4k videos on any device that supports 4k quality.

watch 4k youtube video on iphone, ipad and apple tv

Way 1. Watch 4K YouTube videos on iPhone and iPad Running iOS 14

If your iPhone or iPad are running iOS 14 or iPadOS 14 system, then it is really easy to watch YouTube 4k videos on iPhone, iPad online. 4k 2160p quality requires a smooth and stable network connection environment, please ensure that your network and data packets must be prepared for this. You can refer to the simple steps bellow.

Step 1. Download YouTube app on your iPhone or iPad, then launch it.

Step 2. Search a 4k video and play it. Tap on three-dot menu from the top right, and tap on “Quality”.

Step 3. To watch YouTube video in 4k on iPhone/ iPad, please select 2160p.

watch 4k youtube video on iphone and ipad

Now, you can watch your favourite 4k YouTube videos on your iPhone or iPad with ease. By the way, if you have subscribed to YouTube Premium, then you can even download 4k videos from YouTube to iPhone or iPad for offline watching during the subscription period. Simply hit on the “Download” button to save 4k YouTube videos on your iPhone.

Way 2. Watch 4K YouTube videos on Apple TV 4K with tvOS 14

If your Apple TV 4K runs tvOS 14.0 or later and supports 4K resolution, then you can easily watch YouTube 4k videos on Apple TV. Please make sure that the network you connect to the TV is enough to support you to watch 4k videos smoothly. This is a simple guide to watch YouTube 4k videos on Apple TV online.

Step 1. First of all, download YouTube app on your Apple TV and launch it.

Step 2. Start playing a 4k video. Press the touchpad on the remote and select the three vertical dots “More” icon.

Step 3. Select “Quality” and then 2160p if available.

watch 4k youtube video on apple tv

Tips: For YouTube Premium subscribers, they can also download YouTube 4k videos to Apple TV for offline viewing within YouTube app.

Way 3. Watch 4K YouTube Videos on Apple TV via AirPlay from iPhone or iPad

Well, you can also use AirPlay to stream YouTube 4K video from iPhone or iPad to Apple TV. Please make sure your iPhone, iPad and Apple TV are connected to the same Wi-Fi, and grant YouTube permission to connect to streaming devices on the local network.

Step 1. Open your iPhone or iPad running iOS 14.0, iPadOS 14.0 or later.

Step 2. Go to YouTube app to play a 4k video. Then tap the “Cast” icon.

Step 3. Select “AirPlay & Bluetooth devices”, and tap your Apple TV.

airplay youtube videos from iphone

Alternatively, you can swipe down from the upper right corner of the device screen, or swipe up from the bottom of the device screen to screen mirror your iPhone or iPad from the “Control Center”.

Way 4. Download 4K YouTube Videos for Offline Watching on iPhone, iPad and Apple TV (Best)

If you are not always in a smooth and stable internet environment, and you don’t subscribe to YouTube Premium, then you can use a third-party tool to download 4k videos from YouTube to iPhone, iPad in MP4 format.

4kFinder YouTube Downloader is a great tool to download videos, entire playlist and channels from YouTube without premium. As its name said, it supports 4k quality, but 8k quality as well. With it, you can easily download 4k videos from YouTube to computer in MP4, and then move them to your iPhone, iPad, or copy to USB drive to insert Apple TV. Another powerful feature of this tool is that it allows you to download videos and audios from more than 1000 popular sites, including Dailymotion, Vevo, Veoh, Facebook, Vimeo, Soundcloud, Niconico, etc. Moreover, it also lets you convert YouTube 4k videos to MP3 without sound quality loss. Let’s see how it works.

Step 1. Launch Program and Copy 4K YouTube Video Link
After installation, launch 4kFinder YouTube Downloader on Mac or PC. Then go to YouTube to copy the link of the 4k video.

Copy YouTube Video Link

Step 2. Paste 4K YouTube Video Link to 4kFinder
Paste the video link to the search bar of 4kFinder program, and click “Analyze” button to get video source.

paste youtube video link to the program

Step 3. Select MP4 and 4K Format
Now it will pop up a small window, here you need to select MP4 and 4K format for the video.

select output format

Step 4. Start to Save 4K YouTube Video to Computer
Hit on “Download” button to save YouTube 4K video to local drive. 4kFinder supports batch download, you can add more video link to the search bar during the process.

start to convert youtube video to mp4

The download speed of this software can be up to 6X speed, after a while, you can go to “Finished” section to find the downloaded YouTube 4k videos.

convert youtube video to mp4 completed

Step 5. Move Downloaded 4K YouTube Videos to iPhone, iPad or Apple TV for Watching
1)To watch YouTube 4K 2160p videos on iPad or iPhone, please import the downloaded 4K YouTube MP4 video files to iTunes library, then sync to iPhone or iPad.

sync youtube 4k videos to iphone

2) To watch YouTube 4K UHD videos on Apple TV, please copy the downloaded 4k YouTube MP4 video files to the USB drive, then insert the USB drive into your Apple TV for offline enjoying.

Great! Now you can watch YouTube 4K videos on your iPad, iPhone or Apple TV anytime, anywhere, or even transfer them to any device. No matter your internet connection is smooth or poor, no matter you are YouTube Premium subscribers or free users, you can enjoy them on your device freely.

Watch 4K YouTube Videos on iPhone, iPad, and Apple TV