sudo apt-add-repository ppa:strukturag/libde265
HEVC (H.265) video files like MKVs on Linux Mint, you typically need to install the multimedia codecs package or use a media player that includes them. While Linux Mint provides an option to install these during the initial OS setup, you can easily add them later if you missed that step. Direct Installation Methods
However, be aware that NVIDIA's implementation of VA-API on Linux can sometimes be less stable than on Intel or AMD systems. Some users have reported issues with hardware encoding and decoding not being detected properly. install hevc codec for mkv video on linux mint link
Drag and drop any HEVC-encoded MKV file into VLC. It will play smoothly even without system-wide codecs.
How to Install HEVC Codec for MKV Video on Linux Mint High Efficiency Video Coding also known as H.265 is the standard for modern high definition MKV files. While Linux Mint is a powerful and user-friendly operating system it does not always ship with proprietary codecs pre-installed due to licensing restrictions. If you are trying to play an MKV video and only hearing audio or seeing a black screen you likely need to install the HEVC codec. This guide will walk you through the process using the terminal and software manager. sudo apt-add-repository ppa:strukturag/libde265 HEVC (H
a) Intel/AMD (VA-API)
This command installs the plugin for GStreamer 1.0, which is the modern standard. Some users have reported issues with hardware encoding
sudo apt install mesa-va-drivers
If the meta-package doesn't resolve the issue, you can try these specific solutions: GUI Method : Go to your Sound & Video Install Multimedia Codecs Specific GStreamer Plugins
Players like and SMPlayer often come with their own built-in codec libraries and may play HEVC MKV files without needing additional system-wide installations. You can install them via the Linux Mint Software Manager or the terminal: sudo apt install vlc smplayer Use code with caution. Copied to clipboard Helpful Resources
Linux Mint provides an all-in-one meta-package designed to install every essential multimedia codec at once, including support for HEVC (H.265) and x264. If you skipped checking the "Install multimedia codecs" box during the initial installation of Linux Mint, you can add it right now. Option A: Using the Graphical User Interface (GUI) Open the (bottom-left corner). Navigate to the Sound & Video category. Click on Install Multimedia Codecs .