How to Change Video Playback Speed on Any Website

Learn how to use Helperbird to speed up or slow down videos on any website. Control video playback speed from 0.1x to 2x on YouTube, Vimeo, and any site with HTML5 video.

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What is Video Playback Speed?

The Video Playback Speed feature lets you control how fast or slow videos play on any website. You can slow videos down to 0.1x speed for detailed viewing, or speed them up to 2x to get through content faster. It works on any website that uses HTML5 video, including YouTube, Vimeo, and most modern video players.


Who is This For?

This feature is helpful for:

  • Students watching lectures or tutorials who want to speed up or slow down content
  • Anyone who finds videos too fast and needs to slow them down for comprehension
  • People learning a new language who want to slow down spoken dialogue
  • Anyone who wants to get through video content faster
  • People with auditory processing difficulties who benefit from slower playback

Step 1: Open Helperbird

Click the Helperbird icon in your browser toolbar. It looks like a small owl and is usually in the top-right corner of your browser.

This will open the Helperbird menu.


Step 2: Go to the All Features Section

Scroll down to the bottom of the Helperbird menu. You will see a section called All Features.

Click the arrow next to All Features to expand it and show all available features.


Step 3: Open Media Controls

Look through the list of features until you see Media controls. Click the arrow button on the Media controls row to open its panel.

The playback speed controls live inside this panel, along with the Volume Booster feature.


Step 4: Turn On Playback Speed

In the Media controls panel, click the toggle switch next to Playback speed to turn it on. The toggle will turn blue when it is enabled.


Step 5: Adjust the Speed

Use the slider to set your preferred playback speed. You can also use the minus (-) and plus (+) buttons to adjust the speed in small increments of 0.1x.

  • Below 1x – Slows the video down (for example, 0.5x plays at half speed)
  • 1x – Normal speed
  • Above 1x – Speeds the video up (for example, 1.5x plays at one and a half times normal speed)
  • 2x – Maximum speed, plays at double speed

The speed change applies to all HTML5 videos on the current page immediately.

Tip: Pair this with the Volume Booster feature if you find that speeding up videos makes the audio harder to hear. You can also combine it with text-to-speech subtitles for the best learning experience.


Video Tutorial

Coming soon


Need Additional Help?

If you have any questions or run into any issues, please contact the Helperbird support team. You can reach us at Helperbird support. We are happy to help you get the most out of Helperbird.

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Fantastic! Great software and simple to use even for kids new to the computer. Provides the option to tailor every variable to make any page easier to read. Really excellent. Super helpful support too. Great job!

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Rebecca Meldrum

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Helperbird is an excellent extension supporting a range of learning differences. Aside from providing many evidence-based dyslexia-assistive tools, the extension also functions as an easy-to-use, feature-rich web experience customization tool suitable to support a wide range of cognitive differences (i.e., color blindness and ADHD-related focus concerns, among others). Also, the developer is a very good person who supports the various learning-different communities in many ways, including by designing the free version of Helperbird to provide enough functionality to be beneficial to people who cannot afford to subscribe to the full-function version.

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It's just a one-stop solution if I want to customize my page. With very good UI design.

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Simplemente increíble. Nunca he tenido una extensión con tantísimas opciones juntas. Como profesor, siempre la recomiendo a las familias de estudiantes con dificultades para mantener la atención, a la hora de leer, y otras necesidades específicas, aunque pienso que puede ser de uso para cualquiera. ¡Un 10!

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