How to Change Background Music in Videos: A Simple Guide

Sometimes, the background music in a video just doesn't feel right—it might be outdated, too distracting, or not match the vibe you're going for. Or worse, there could be copyright issues that need fixing. Luckily, it's super simple to change the background music of a video and give it a fresh, new feel.

So, if you want to add an upbeat track, a relaxing melody, or something completely unique, this guide will show you how to change background music in a video using a powerful video editor. Plus, we'll also cover easy-to-use online tools that let you change the background music of video online without breaking a sweat.

Part 1. How to Change Background Music in a Video Using a Powerful Video Editor

Something many people forget when changing the background music in a video is that you first need to remove or mute the original audio. This step is crucial to make room for your new soundtrack, whether it's an upbeat tune, a calming melody, or something that perfectly fits the vibe you're going for.

To get the job done right, you'll need a reliable video editor—something simple to use but powerful enough to deliver professional results. Luckily, you don't have to search far because Wondershare Filmora is one of the best tools out there. It's loaded with features for swapping out background music with something fresh and exciting.

Here are a few reasons why Filmora is worth a try:

• Multitrack Timeline: Filmora gives you the flexibility to add, replace, or layer multiple audio tracks on your video. This makes editing super smooth, especially when you're working with complex sound setups.
• Smart BGM Generator: This feature automatically adjusts background music to fit the length and vibe of your video. No more cutting or stretching tracks manually—it's all done for you.
• Built-in Music Library: Filmora comes with a massive collection of royalty-free tracks, you can quickly find the ideal tune to complement your video.
• AI Music Generator: For a truly unique touch, Filmora's AI-powered tool can create custom, royalty-free music tailored specifically for your video.
• Advanced Audio Effects: With fade-ins, fade-outs, and equalizers, you can make your new background music sound polished and professional in no time.

Plus, Filmora packs all these awesome features at a reasonable price! With flexible pricing plans and a free trial, you can test it out before deciding to buy or subscribe. It's also available on both Windows and macOS, so you can use it no matter which platform you prefer.

Now, let's dive into the first method for changing the background music in your video. We'll start by generating new music using Filmora's Smart BGM Generator. Just follow this simple guide to get started:

Step 1Launch Filmora and upload your video

If you haven't already, download and install the latest version of Filmora on your device. Once it's ready, open the program and click "New Project" to begin editing. In the main editing interface, go to the "Media" tab, click "Import", and upload the video you want to edit. Don't forget to drag the video to the timeline below.

Step 2Delete the original audio

As mentioned earlier, you'll need to remove the original audio from your video before adding new music. To do this, right-click on the video in the timeline and select "Detach Audio". This separates the audio track from the video.

Then, right-click on the detached audio track and select "Delete". That's it—the original audio is gone, and you're ready to add your new soundtrack!

Step 3Add new music using the Smart BGM Generator

Next, click on the Smart BGM Generation icon in the toolbar. If you don't see the Smart BGM Generation icon, click on "Custom Toolbar" and drag it into the toolbar.

In the next window, select "Start". The program will then analyze the video content and generate a matching Smart BGM track.

After the Smart BGM Generation is complete, the appropriate background music will appear on the timeline. You can then adjust the volume and other audio settings on the property panel on the right. Also, feel free to explore other Filmora's features to enhance your video even further.

Step 4Save your video

Once you're happy with your video, click "Export" in the top-right corner. Choose "Local" to save it to your device, or "Social Media" to share it directly on your favorite platforms. Before exporting, you can customize details like the title, description, format, and resolution to suit your needs.

Part 2. How to Change Background Music in a Video with Custom Tracks

Now that you know how easy it is to use Filmora's Smart BGM Generator, let's take it a step further. If you're looking to add a personal touch, Filmora also lets you create custom tracks for your video. This way, you can change the background music of a video with a track that perfectly matches your style and vibe.

With the help of Filmora's AI Music Generator, follow this simple guide to create custom tracks and replace the background music in your video with a unique, personalized soundtrack!

Step 1Delete original audio and access the AI Music Generator

After uploading your video to Filmora, remove the original audio by following the same steps mentioned earlier: detach the audio and then delete it.

Once that's done, head over to the "Audio" tab and select "AI Music" to access the AI Music Generator feature.

Step 2Generate and apply AI Music

Here, you can create custom tracks by choosing options for Mood, Theme, and Genre. If you click on "Settings", you can also adjust the Duration and specify the number of the track you want to generate. Once you've made your selections, click "Generate" and wait a few seconds for the music to be created.

Once the track is generated, click on it to preview the music. If you're happy with it, click the download icon and drag the track to the editing timeline below your video to apply it. Don't forget to adjust the volume and other audio settings using the property panel on the right.

And just like that, you're done! Feel free to explore other Filmora features to enhance your video even further. When everything looks perfect, click "Export" to save your video, just like before.

Part 3. How to Change Background Music in a Video Using Filmora's Music Library

If creating custom tracks with Filmora's AI isn't your thing, no worries! Filmora also has a built-in royalty-free music library packed with awesome tracks you can use to change your video's background music. It's super convenient and saves you the hassle of searching for music elsewhere.

To learn how to change video background music by accessing Filmora's music library, check out these step-by-step guides:

Step 1. Delete original audio

Once again, after uploading your video to Filmora, remove the original audio by following the earlier steps: detach the audio and delete it.

Step 2. Access Filmora's audio library and add music

After that, go to the "Audio" tab and select "Music". You can browse through the available tracks, organized by category on the left, or use the search bar to quickly find the perfect track. You can click on the track to hear how it sounds without downloading it first.

Once you've picked a track you like, click the download icon and drag it to the timeline below your video to apply it. Make sure to adjust the volume and other audio settings in the property panel on the right to get it just right.

And that's it—you're good to go! Feel free to check out other Filmora features to take your video to the next level. When everything looks perfect, hit "Export" to save your video, just like you did before.

Part 4. How to Change Background Music in a Video Using Online Tool

As you can see, Filmora is the ultimate go-to for powerful and flexible editing when it comes to changing the background music of a video. However, if you're looking for more options or prefer browser-based tools, there are some great online alternatives worth checking out.

Platforms like Kapwing, Clideo, or Online Video Cutter make it super easy to change background music in a video online without downloading any software. These tools are perfect for smaller projects or when you're short on time. To show you an example, we'll break down how to use Online Video Cutter to change background music in a video online for free. Just follow this simple guide to get started:

Step 1. Visit their website and upload your video

To get started, visit the Online Video Cutter website. One of its best features is that it doesn't require you to log in or create an account. So, simply click "Open File" and upload the video you want to edit.

Step 2. Delete the original audio

Once you're in the main editing timeline, the first step is to remove the original audio from your video, just like before. To do this, go to the "Audio" tab and select "Detach Audio".

Then, click on the detached audio and hit the trash icon to delete it.

Step 3. Upload new audio and add it to the video

With the original audio removed, go to the "Media" tab and click "Add Files" to upload your new audio from your device. Alternatively, you can browse the music library in Online Video Cutter. However, keep in mind that most of the tracks are full songs, and the library isn't as extensive or versatile as Filmora's.

Your new audio will be automatically added to the timeline. From there, you can adjust the volume, change the speed, or add effects to fine-tune it. Once everything is set and you're ready to save, click the "Save" tab and select "Export". The video with the new audio will be processed and downloaded directly to your device.

Conclusion

Changing the background music in a video can completely transform its vibe, whether you're refreshing the mood or dealing with copyright concerns. So, this guide explores different methods of how to change background music in video.

If you're looking for a more efficient and feature-packed solution, Filmora is the best choice. With Filmora, you can change your video's background music in four different ways: Smart BGM Generator to automatically match music to your video, AI Music Generator for creating unique custom tracks, an extensive royalty-free music library for endless options, Or, if you already have a specific track in mind, simply upload and add it to your video.

On top of that, Filmora gives you a complete set of editing tools to fine-tune your video, making it the perfect all-in-one solution to create professional-looking content.