Photoshop, Canva, and Paint use different menus, but the core resize workflow is the same: choose the required dimensions, preserve proportions, and export a new copy.
Photoshop image size workflow
Open Image Size, enable proportion preservation, set pixels or print dimensions, then export a new file. Resample only when changing pixel dimensions.
Canva and Paint workflow
In Canva, use Resize or custom dimensions where your plan allows it. In Paint, choose Resize and Skew, select pixels, and retain aspect ratio.
See the process in action
Watch the short workflow, then use the written steps below to make the right choices for your image.
Prefer reading? Continue below.
Use a focused resizer for one quick job
When you only need a width and height change, a browser resizer avoids opening a full editor and keeps the task simple.
A practical image resizer workflow
- Check the destination requirementFind the target width, height, or platform recommendation before changing the image.
- Change one dimension with the ratio lockedThis keeps people, products, and logos looking natural.
- Download a separate copyKeep the original in case another destination needs a different size later.
Pixels, proportions, and file size
Pixel dimensions control how much visual information the file contains; file size also depends on format and compression. Reducing a photo from 4000 pixels wide to the 1200 pixels a page uses usually improves upload speed more predictably than changing quality alone.
Additional information about image resizer
The best result comes from matching the tool to the real job rather than applying the strongest setting by default. Keep an original file, make a separate download for the destination, and review it at the size people will actually see.
ImageDock processes this workflow in the browser. That makes it practical for quick, focused work, while still leaving you in control of the file you choose to download and share.
Frequently asked questions
How do I resize an image in Canva to a specific size?
Use custom dimensions, enter the width and height required by the destination, then download a separate copy.
How do I resize an image in Paint?
Select Resize, choose Pixels, enable aspect ratio, enter one dimension, and save the resized copy.