Step by step
- Open Image › Image Size.
- Keep the chain between Width and Height linked and set the unit to Pixels.
- Type the width, leave Resample on (Automatic) and click OK, then File › Export or Save As.
At a glance
| Setting | Use | Why |
|---|---|---|
| Chain linked | Always for photos | No stretching |
| Resample on | To change pixel count | Off only changes print size |
| Preserve Details 2.0 | When enlarging | Less blur than default |
Where to find it on your device
- Photoshop: Image › Image Size (Alt+Ctrl+I / Option+Cmd+I).
Related questions
What is the Image Size shortcut?
Alt+Ctrl+I on Windows and Option+Command+I on Mac.
How do I resize many images in Photoshop?
Use File › Scripts › Image Processor, or drop them all into the free tool above.
Why did the size in pixels not change?
Resample was unticked, so only the print resolution changed.
More questions: resize image
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- What is image resizing? Pixels, aspect ratio and DPI explained
Updated November 14, 2026.