Reviewed 6 November 2026. This practical guide explains the decisions and checks that help you use the related tool correctly.
Understand the task
Resizing is useful when an image is too large for a page or upload limit. Preserve the aspect ratio to avoid stretching. Upscaling can create interpolated pixels, but it cannot restore detail that was never captured.
Important details to check
Cropping removes pixels from the edges to fit a target composition or aspect ratio. It is useful for profile images and thumbnails, but can remove context. Keep the original and check that faces, labels and logos remain visible.
Recommended workflow
Choose the target aspect ratio, crop if the framing needs adjustment, resize to the required pixel dimensions, then inspect at the final display size and keep the original.
Step-by-step checklist
- Read the instructions for the file, assignment or service you are working with.
- Keep an unchanged copy of important source material.
- Use the related tool and review the result instead of assuming every conversion is perfect.
- Check the output in the application or context where it will actually be used.
Frequently asked questions
Will upscaling make a blurry photo sharp? No. Does cropping reduce resolution? Yes, it removes pixels and may leave fewer pixels for later resizing.