How to Automatically Dim Flashing Lights in Videos on iPhone, iPad, and Mac

In today’s digital age, videos have become an integral part of our communication and entertainment. Whether it’s capturing memorable moments, sharing experiences, or creating content, videos offer a dynamic way to express ourselves. However, a recurring issue in videos is the presence of flashing lights, which can be visually discomforting or triggering for some viewers. Recognizing the importance of ensuring a safe and enjoyable viewing experience, Apple has introduced a feature that allows users to automatically dim flashing lights in videos on their iPhone, iPad, and Mac devices. In this article, we will delve into the details of this feature, its benefits, and how to use it effectively.

Understanding the Concern: Photosensitive Epileptic Seizures

Photosensitive epileptic seizures, also known as photosensitive epilepsy, is a neurological condition in which certain visual stimuli, such as flashing lights or rapidly changing patterns, can trigger seizures. These seizures can have a range of intensities, from mild discomfort to full-blown convulsions. While this condition affects a small portion of the population, its impact is significant, and content creators have a responsibility to minimize potential triggers in their videos.

Introducing Apple’s Solution

Apple, a company renowned for its commitment to accessibility and user-friendly design, has introduced a feature that addresses the concern of flashing lights in videos. This feature automatically detects rapid light changes and adjusts the brightness to diminish their intensity. This not only benefits individuals with photosensitive epilepsy but also contributes to a more inclusive and enjoyable viewing experience for everyone.

Benefits of Automatically Dimming Flashing Lights

1. Enhanced Accessibility

The primary advantage of the automatic flashing lights dimming feature is its enhanced accessibility. By reducing the risk of triggering seizures, Apple empowers individuals with photosensitive epilepsy to engage with digital content without fear. This promotes a more inclusive digital environment where everyone can enjoy videos without worries.

2. Improved User Experience

For the general user base, the feature contributes to an improved overall viewing experience. Watching videos with abrupt and intense flashing lights can be jarring and uncomfortable. By automatically dimming these lights, Apple ensures that users can engage with content smoothly, without distractions or discomfort.

3. Content Creation and Sharing

Content creators can benefit significantly from this feature as well. By incorporating the automatic flashing lights dimming functionality, creators can produce videos that adhere to accessibility standards and reach a wider audience. This feature encourages responsible content creation and sharing, fostering a more conscious digital landscape.

Enabling the Feature on iPhone, iPad, and Mac

Enabling the automatic flashing lights dimming feature on Apple devices is a straightforward process. Below, we outline the steps for each platform.

iPhone and iPad:

  1. Open Settings: Launch the “Settings” app on your iPhone or iPad.
  2. Accessibility Settings: Scroll down and tap on “Accessibility.”
  3. Audio/Visual: Under the “Audio/Visual” section, find and select “Audio/Visual Accessibility.”
  4. LED Flash Notifications: Here, you’ll find the “LED Flash Notifications” option. Toggle it to enable the feature.

Once enabled, your device will automatically detect and dim flashing lights while playing videos.


  1. Apple Menu: Click on the Apple logo in the top-left corner of your Mac’s screen.
  2. System Preferences: Select “System Preferences” from the dropdown menu.
  3. Accessibility: Within the System Preferences window, click on “Accessibility.”
  4. Audio: In the left sidebar, locate and click on “Audio.”
  5. Audio Display: On the right side, check the box next to “Audio Display” to enable the feature.

After completing these steps, your Mac will take care of automatically dimming flashing lights when playing videos.

Fine-Tuning the Feature for Optimal Use

While the automatic flashing lights dimming feature is designed to work seamlessly, there might be instances where adjustments are necessary for optimal use. Apple provides users with the ability to fine-tune this feature according to their preferences.

Customizing Dimming Intensity:

  1. Access Settings: Navigate to the “Accessibility” settings on your device.
  2. Audio/Visual Accessibility: Within the “Accessibility” settings, choose “Audio/Visual Accessibility.”
  3. LED Flash Notifications: Under this section, locate the “LED Flash Notifications” option.
  4. Customize Dimming: Here, you can adjust the dimming intensity using a slider. Slide it to the left for a lighter dimming effect or to the right for a more pronounced dimming.

This customization feature allows users to find the perfect balance between maintaining video quality and reducing flashing light intensity.

The Impact on Digital Content Landscape

Apple’s introduction of the automatic flashing lights dimming feature has broader implications for the digital content landscape. As more users become aware of and enable this feature, content creators are incentivized to consider the presence of flashing lights in their videos. This movement towards responsible content creation benefits not only those with photosensitive epilepsy but also reflects a positive shift towards digital inclusivity.


In an era where digital experiences play a pivotal role in our lives, ensuring that these experiences are safe and enjoyable for all is paramount. Apple’s automatic flashing lights dimming feature exemplifies the company’s commitment to accessibility and user well-being. By addressing the concern of flashing lights in videos, Apple not only provides a practical solution for individuals with photosensitive epilepsy but also sets a standard for content creators to follow. As users, embracing this feature can lead to a more empathetic and inclusive digital world, where everyone can engage with videos without worry.

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