Note: File size will increase by ~50%, but compatibility is guaranteed.
If you’ve recently downloaded a high-definition movie, security footage, or a 4K video clip, you might have encountered a cryptic pop-up: or “Your current player does not support H.265X. Update needed.” For many users, this message is frustrating—especially when the video plays audio but no video, or the screen remains black. h265x player upd
: Player updates may also include improvements to ensure compatibility with the latest operating systems, devices, or media frameworks, preventing issues that could arise from changes in these environments. Note: File size will increase by ~50%, but
Beyond VLC and K-Lite, there are other excellent free players that handle H.265/HEVC very well, often with better performance on specific hardware. : Player updates may also include improvements to
The codec, developed by the Alliance for Open Media (AOM), is an open-source, royalty-free challenger to HEVC. It aims to provide even better compression efficiency—around 25-35% better than H.265. Major streaming services like Netflix and YouTube are already using AV1 to deliver content. However, its encoding is extremely slow, and hardware decoding is still not as widespread as HEVC. The best players (VLC, IINA, MPC-HC) already support AV1, and updates will be critical to optimize its playback.
VLC is the most popular player for H.265 because it has built-in decoders. If you are being prompted to update: