On the Adobe Firefly homepage, select Audio from the left panel and then select the Generate sound effects tile on the Audio page.
Last updated on
Jun 16, 2026
Learn how to generate unique sound effects from text descriptions using the Generate sound effects feature.
Try it in the app
Generate sound effects by using text prompts in a few simple steps.
Generate sound effects allows you to generate sound effects using simple text descriptions. Whether you're working on a video, social media post, or any other project that needs sound effects, this feature in the Firefly web app, available on desktop and mobile browsers, helps save time and boost creativity by making sound effect generation quick and easy.
Watch Text to sound effects in action and learn how to generate sound effects using simple text descriptions.
You can generate sound effects or upload video and audio files to layer additional sounds to craft an engaging and immersive audio-visual experience. This feature generates sound effects and ambient sounds, but it cannot be used to create music or speech.
Tip
You can also use your own voice to guide the sound effects generation.
Original video
Video generated using the Generate video feature. Prompt used: "A stream running in the middle of the Amazon forest, lush foliage, moss-covered stones, clear water."
Video with sound effect
Prompt used to generate sound effect: "a relaxing stream babbling sound."
Video with layered sound effects
Prompt for the first sound effect: "A relaxing stream babbling sound."
Prompt for the second sound effect: "Birds chirping in the deep forest."
In the Prompt field, add a description of the sound effect you want to generate.
Tip
Explore some effective text prompt writing techniques for sound effects generation.
Note
Currently, only English is supported for text prompts.
Select Generate .
The sound effect variations appear above the timeline. Use the play icon on each option to listen, then select your preferred variation to add to your timeline.
The selected sound effect will be added to the timeline at the current position of the playhead.
To move the sound effect along the timeline, hover your cursor over it, then use the grab cursor to drag it to your desired position.
When you select the sound effect added to the timeline, you get the options to mute it, adjust the volume, download, rename, or delete it.
Tip
To trim a generated sound effects clip, drag the trim handles at either end inward to shorten it. After trimming, move the clip along the timeline to reposition it as needed.
To add another sound effect to the same audio track, move the playhead to the desired position and reprompt to generate a sound effect. To layer multiple sounds, create an additional audio track by selecting Add Audio Track, then use the prompt bar to generate a new one.
Once the newly generated sound effect is added, you can use the spacebar or the main play button above the timeline to play and preview your composition. To download the composed sound clip, use the Download option.
On the Adobe Firefly homepage, select Audio, then select the Generate sound effects tile on the Audio page.
On the Generate sound effects page, select Upload media to upload a video or audio file that you want to use for composing sound effects.
Note
- The uploaded file should be a maximum of 30 seconds long.
- Currently, .mp4, .mp3, .mov, .wav, and .aac formats are supported.
After uploading the file, you can preview it by selecting the play option or using the spacebar in the preview panel.
Position the playhead at the point in the timeline where you want to add the sound effect.
In the Prompt field, add a text description of the sound effect you want to generate.
Select Generate and select one of the generated sound effect variations to insert it at the playhead's position in the timeline.
Tip
To replace a sound effect in the timeline, first select the existing sound effect, then select a replacement from the generated variations.
Select the sound effect in the timeline to edit it using the available options — mute or adjust the volume. You can also download, rename, or delete it.
To add another sound effect on the same track, place the playhead where you want it and generate a sound effect. To layer sounds, add a new audio track by selecting the Add Audio Track option and use a text prompt bar to create one.
Select the sound effect variation you want to add as an additional layer to the timeline. Once it's added to the timeline, use the grab cursor to reposition it if needed.
Tip
You can also trim the generated sound clip by dragging the trim handles inward from either end to shorten it.
Use the Play icon or spacebar to preview your composition and the Download option to download the composed clip.
Note
Learn how to generate sound effects on your mobile phone using the Firefly mobile web app.
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