Technical requirements for assembling short videos

Last updated on Nov 10, 2026

Check the system requirements and supported media formats before assembling short videos in Adobe Firefly.

   Assemble short video is currently a beta capability in Adobe Firefly, available for testing and feedback.

Desktop requirements

Requirement

Minimum requirement

Operating system

Windows 10 or later; macOS 12 or later

Browser

Google Chrome 144 or later; Microsoft Edge 144 or later

Window width Over 1080 px

Memory

8 GB RAM

JavaScript

JavaScript must be enabled

Note

For the best experience, use the latest version of a supported browser. The workspace isn't supported on ChromeOS (Chromebook), Safari, Firefox, or mobile web browsers.

Supported video formats

You can add generated videos or upload video files from your device. Standalone image and audio files can't be added to the sequence.

Format

Supported video codecs

MOV

H.264/AVC, H.265/HEVC, ProRes

MP4

H.264/AVC, H.265/HEVC

Supported audio streams include uncompressed codecs, such as PCM, and compressed codecs, such as AAC and MP3.

Video file requirements

Requirement

Supported

Maximum imported dimension 4096 × 4096 pixels (maximum 4096 pixels per side)

Maximum imported duration

10 minutes per video

Maximum imported file size

2 GB per video

Your assembled sequence can be longer than 10 minutes, even though individual imported videos are limited to 10 minutes. 

Reference images

Reference images guide generation when regenerating clips, where available. These images aren't added to the sequence as clips—they only influence the visual style and content of the generated video. You can add up to 3 reference images per regeneration.