Hướng dẫn · 20/09/2026

Learn Photoshop Part 25: Generative Fill and Generative Expand

Generative Fill edits a selected region, while Generative Expand extends the canvas and builds missing content. Both return new layers, making variation testing non-destructive.

Học Photoshop phần 25: Generative Fill và Generative Expand

Generative Fill edits a selected region, while Generative Expand extends the canvas and builds missing content. Both return new layers, making variation testing non-destructive.

Choose the right method

NeedMethod
Add or replace an objectGenerative Fill with a prompt
Remove an object and reconstruct backgroundGenerative Fill with a blank or contextual prompt
Change aspect ratio or add spaceCrop Tool and Generative Expand
Repair precise edges or textureHealing, Clone, or manual masking

Generative Fill workflow

  1. Preserve the source layer.
  2. Select the target with enough surrounding context.
  3. Choose Generative Fill and an appropriate model.
  4. Write a short prompt or leave it blank for reconstruction.
  5. Compare variations at 100%.
  6. Refine mask, color, light, and grain.

Expand deliberately

Drag Crop handles outside the image, select Generative Expand, and leave the prompt blank when the scene should continue naturally. Several moderate expansions often maintain geometry better than one extreme extension.

AI still needs finishing

  • Inspect anatomy, accidental lettering, repetition, and geometry.
  • Match lighting, shadows, and depth of field.
  • Align color grade, noise, and sharpness.
  • Ensure protected details remain unchanged.
  • Name generated layers by purpose.

Rights and transparency

Check model terms, input rights, and platform or client disclosure requirements. Do not use generative editing to fabricate evidence, impersonate people, or make misleading journalistic changes.

AI produces options quickly; the publisher remains responsible for accuracy, rights, and final quality.

Practice exercise

Turn one landscape image into a portrait ratio, remove a small distraction, and add one context-appropriate object. Record the selection, model, prompt, and chosen variation.

References

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