If you are just looking for a reliable method of converting 1080p and 720p MKV to 720p MP4, the following guide may be greatly helpful for you.
Okay, just use a program to make it. Here I would take Moyea MKV Converter for example to demonstrate the detailed steps.
First, free download Moyea MKV Converter here, install and run it.
Step 1: Load the MKV files you want to convert into this program
Tip: Tick the checkbox “Merge into one file”, you can join multiple files into a big one.
Step 2: Output settings
Select the output format as MP4 from the drop-down list “Format” as well as set the destination folder from the “Output”.
In addition, it allows you to select codec from the profile panel.
Therefore, you can convert MKV files to MP4 with excellent output quality.
Step 3: Convert
After all the output settings finished, you can start converting by clicking the “Convert”. Later, you could open the destination folder and put them on your portable devices like iPod, iPhone, PSP, PS3, Zune, Creative Zen, Apple TV, X box 360, etc.
Tip: It supports batch conversion so that you can save much time and energy, compared with other similar tools. Due to Moyea MKV Converter, our digital life has becoming more and more colorful and wonderful.