Check the browser console for VHS-specific errors. You can also enable verbose logging:
Previously, HLS and DASH required different plugins or handled streaming protocols separately. VHS supports both HLS and DASH under one, unified codebase, simplifying maintenance and improving reliability.
To resolve the warning, you must audit your JavaScript files for any direct references to the old hls object and update them to use vhs . 1. Update Direct Code References
Even if your video seems to play fine, the deprecated tech may be removed in a future version of Video.js, causing your player to break. Additionally, you may miss out on bug fixes and performance improvements.
Maintaining three separate codebases with overlapping logic (e.g., segment fetching, manifest parsing, adaptive bitrate switching) was inefficient and error‑prone. Check the browser console for VHS-specific errors
Many HLS events (like loadedplaylist , mediachange , error ) are still emitted by VHS, but they may now be namespaced differently. Refer to the VHS documentation for the exact event list.
Here is a comprehensive guide to why this change is happening, what it means for your codebase, and exactly how to resolve it. Why is Video.js Deprecating player.tech_.hls ?
If you did not write this code yourself, the warning is likely coming from a plugin (such as a quality selector, an analytics tracker, or a chromecast plugin).
If you append security tokens or custom headers to your video segments, update your request hooks. To resolve the warning, you must audit your
// This uses the updated, unified engine syntax var currentPlaylist = player.tech().vhs.playlists.media(); Use code with caution. 2. Update Initialization Options
After making the changes, reload your page and open the browser’s developer console (F12). The warning should no longer appear. You can also check which tech is active by logging the player’s current tech:
Look for updates to quality selectors, analytics integrations, or skin packages you use. Most mainstream plugin maintainers have already updated their repositories to support VHS. Safe Practices When Interacting with Video.js Tech
Maya’s heart thumped. She opened the network tab. The manifest file was fine. But every few seconds, a request to a non-existent segment path appeared: /legacy/hls/player.tech--.hls/deprecated.js Additionally, you may miss out on bug fixes
Click the line number link next to the console warning to view the stack trace. This will show you exactly which script file is triggering the warning.
Resolving the warning depends on how you’ve set up your Video.js player. Below are the most common scenarios and their fixes.
Historically, videojs-contrib-hls was a separate plugin required to play HLS content in browsers without native support. With the release of Video.js 7, the core team introduced , a unified engine that supports both HLS and DASH.