Photo does not fit? Extend its background in Photoshop
Enlarge the canvas in Photoshop on the web, use Generative Expand to fill the extra background, then inspect the subject and seams.
Execution environment and usage
AI / software
Adobe Photoshop
Where to operate
Photoshop on the web, Crop / Generative Expand.
Getting started
- Upload the photo in Photoshop on the web.
- Extend the canvas with Crop, then choose Generative Expand; the prompt may be blank.
Setup and plan requirements
Requires a supported desktop browser and a Photoshop plan or trial. Generation limits and credit deductions depend on the plan and model. Back up a photo you are authorized to edit.
Prompt portability limits
Reuse the brief only in a tool that supports image expansion. Controls are not interchangeable.
Usage limitations
These instructions follow the web version, not identical desktop or mobile menus. Added areas are synthetic.
Environment sources
- https://helpx.adobe.com/photoshop/web/edit-images/retouch/expand-images-with-generative-ai.html · 2026-10-19
- https://helpx.adobe.com/photoshop/web/get-set-up/learn-the-basics/adobe-photoshop-faq.html · 2026-10-19
- https://helpx.adobe.com/creative-cloud/apps/generative-ai/generative-credits-access-and-use.html · 2026-10-20
適用情境 / When to use
Enlarge the canvas in Photoshop on the web, use Generative Expand to fill the extra background, then inspect the subject and seams. Generated surroundings do not show what was actually outside the frame.
步驟 / Steps
- Open a photo you have permission to use, keep the original and choose the expansion direction and target aspect ratio for your use.
- Extend the canvas with the Crop tool and select Generative Expand. For a natural extension, try leaving the prompt blank first; use the optional prompt below when needed.
- Compare variations and zoom in to check the subject, seams, perspective, lighting and repeated textures.
提示詞 / Prompt
Extend the original background naturally, matching its existing colors, textures, perspective, depth of field and lighting. Preserve the original subject’s appearance and proportions. Do not introduce unrelated objects, people, text or logos.
留意事項 / Cautions
- Generated surroundings do not show what was actually outside the frame.
- For product imagery, check that the product remains accurate and review image rights.