Play Videos on iMac 4K with 21.5-inch Display

The new 21.5in iMac has finally gained a Retina display. It's a 4K display which means it is so awesome to play video on iMac with ultra clear 4096 x 2304 resolution! Sit before your 4K iMac for movie enjoyment but only find your video file is unplayable format compatibility? Tried to convert videos from one format to another that recognizable by 4K iMac but feel lost in the seas of 3rd party video converters for your new Mac OS X El Capitan system? No worries! This article will be a brief guide to help you convert videos to 4K iMac on Mac OS X El Capitan.

What is the Best Video Converter for 4K iMac?

There are many video converters available for converting videos on 4K iMac. Yeah, the free software HandBrake maybe a full-featured choice to meet most common video converting needs for Mac users. But if you have more advanced requirements in converting videos for 4K iMac, such as converting videos to iPad, iPhone, iPod, Android, customizing video audio parameters for specific uses, compressing videos, and especially transcoding videos on Mac OS X El Capitan, etc., a much more powerful as well as Mac OS X El Capitan compatible Mac video converter iFastime Video Converter Ultimate for Mac may be the best choice, as an alternative to Handbrake.

All of the video incompatibility issues can be solved like a hot knife through butter can be handled with this top Video Converter for 4K iMac. It is able to help Mac users convert videos like AVI, MKV, WMV, MPG, FLV, VOB, TiVo, MTS, MXF, MPEG-2, Blu-ray, DVD, etc to 4K iMac supported MOV and MP4 with original quality. Aside from this, the built-in video editor also allows you to easily touch up the videos in a hassle free manner. Below is the step-by-step guide that shows you how to encode videos files to 4K iMac compatible videos to play videos on iMac 4K Ultra HD with no format compatibility issues.

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At first, make sure you have no issues with running the app, otherwise check the solution here.

Convert AVI, MKV, MPG, FLV videos to iMac 4K on Mac OS X El Capitan

Step 1. Add video files

When you get into the main interface, only by clicking the "Add video" icon you can load your needed media files to the program. The imported files will be displayed in the processing list. Check "Merge into one file".

Step 2. Choose output format

Click Format bar and select MOV, MP4, M4V from "Common Video" or "HD Video", which are fully compatible with 4K iMac. "MOV - QuickTime(*.mov)" from "Common Video" is also an optimal choice. Besides, this video converter for 4K iMac supports converting videos for directly playing with iPad Mini/iPad Pro/iPad Air, iPhone 6S/6S Plus, Samsung Galaxy, Surface, etc with the optimal presets on Mac OS X El Capitan.

Click "Browse" button to select a destination folder to save converted video on iMac with 2160p display.

Tips: For high resolution videos, you are allowed to convert 1080p video to 720p or 4K video to 1080p on Mac, add subtitle, change aspect ratio, compress reduce video file size etc.

Step 3. Start conversion

Begin to convert video from AVI, MKV, MPG, FLV, etc. to 4K iMac required format MP4, MOV, M4V etc. under Mac OS X El Capitan with the "Start conversion" button on main interface. When the converting process ends, you can open output folder to check and play converted videos on 4K iMac with iTunes, QuickTime, etc. smoothly.

Additionly, here offers you three free top-rated video player for iMac 4K for watching videos on 4K display:

It is to be noted that we have considered several factors of each video player such as usability, distinctive features, and so on while finding these best video players for iMac 4K.

1. VLC Player

It is a legendary open source video playback application which is widely known for compatibility with a huge number of file formats like H.264, MKV, WebM, WMV, MPEG-2. Converting videos and streaming videos are supported with this player though not many. VLC adds support for 4K video playback but it's still in its preliminary stages. Also playing videos on 4K iMac with VLC is not so easy (See how to solve VLC can't play MP4)

2. Quicktime 

It is a powerful media technology that works on Mac and PC with just about every popular video or audio format you come across. Video streaming on 4K iMac is supported. Free version has limited function, only pro version can do the video editing task. And you need to find a third party or plugin is required to play AVI, MKV etc. on iMac 4K with it or convert video to 2160p iMac before importing to QT. 

3. DivX Player for Mac

Handling many popular file formats like DivX, AVI, Xvid, MKV, MOV, MP4, HEVC up to 4K and more, DivX Plus for Mac is the latest DivX player for the Mac platform. With its editing and conversion options as well, we found it to be a great potential addition to any user's Mac toolbox. However, dealing with this player takes valuable time away from our short time on this earth when you spend way too much time figuring out how to uninstall after dealing with multiple daily pop-ups.

Since all of them may have input video format restriction, if you receive such message, just resort to your powerful video converter for 4K iMac to convert the video first.

Video Tutorial - Top Video Converter for 4K iMac on Mac OS X El Capitan

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