How to Filter Background White Noise in iMovie

Apply Noise Reduction: iMovie offers a built-in 'Noise Reduction and Equalizer' tool that can help you filter out background white noise.f you're experiencing unwanted background noise in your video projects, iMovie offers several tools to help you filter out white noise and improve your audio quality. In this article, we will guide you through a step-by-step process to effectively reduce or eliminate white noise using iMovie's built-in audio enhancement tools.

1. Import your footage: Start by opening a new project in iMovie and importing your video and audio files. You can do this by clicking on the 'Import Media' button and selecting the appropriate files from your device.

   
   



2. Detach audio from the video: To edit the audio separately from the video, right-click on the video clip in your timeline and choose 'Detach Audio.' This will create a separate audio clip while keeping the original video intact.

   
   



3. Apply Noise Reduction: iMovie offers a built-in 'Noise Reduction and Equalizer' tool that can help you filter out background white noise. To access this tool, click on the detached audio clip in your timeline, and then go to the 'Audio' tab in the editing panel. From there, select 'Reduce Background Noise' and adjust the slider to find the optimum level of noise reduction that works best for your clip.

   
   

1. Experiment with Equalizers: iMovie also provides various audio equalizer presets that can help you improve your audio quality. Experiment with different preset options like 'Voice Enhance' or 'Music Enhance' to find the best balance between removing white noise and preserving the original audio quality.

   
   



2. Adjust Volume Levels: If needed, you can manually adjust the volume levels of your clips to match the overall audio balance. Simply click on the audio clip and drag the volume slider in the editing panel to the desired level.

   
   



3. Export your video: Once you are satisfied with your audio adjustments, you can export your video with the filtered audio in the desired format and resolution.

   
   

In summary, filtering background white noise in iMovie is a simple and straightforward process. With the help of iMovie's built-in tools, you can easily enhance your audio and create professional-quality videos even with imperfect original sound recordings.