Guides

Short, practical articles that explain common image tasks. Each guide pairs with a free browser tool on Image Reshaper—no account and no upload for conversion.

• How to Reduce an Image Below 100 KB or 200 KB

  Meet a byte limit with measured examples, quality and dimension trade-offs, and checks for forms that also require minimum dimensions.

  Updated 2026-10-06

• JPG vs PNG vs WebP: Which Format Should You Use?

  A direct comparison of the three formats every website and upload form expects, with a decision table and the trade-offs that actually matter.

  Updated 2026-10-06

• How to Convert JPG to PNG Without Losing More Quality

  What JPG to PNG conversion can and cannot fix, why the file gets bigger, and when the conversion is genuinely worth doing.

  Updated 2026-09-15

• How to Resize Images for Social Media

  Aspect ratios and pixel dimensions for Instagram, Facebook, LinkedIn, X, YouTube, TikTok, and Pinterest, plus a workflow that avoids distorted faces.

  Updated 2026-09-15

• How to Reduce Photo Size for Email Attachments

  Why mail servers reject large attachments, what size to aim for, and how to shrink a batch of photos without mailing a zip file.

  Updated 2026-09-15

• How to Remove EXIF and GPS Data From Photos

  What metadata your camera embeds, when it becomes a privacy problem, and how to strip it before you post or send a picture.

  Updated 2026-09-15

• Why Browser-Side Image Tools Are More Private

  How local conversion differs from upload-based converters, what each model does with your file, and what still leaves your device.

  Updated 2026-09-15

• How to Optimize Images for Website Speed

  Image weight is usually the largest part of a page. Here is how to size, format, and compress images so pages load fast on mobile networks.

  Updated 2026-10-06

• Preparing Passport and ID Photos for Online Forms

  Common dimension and file-size rules for identity documents, and how to crop and compress a photo so a portal accepts it on the first try.

  Updated 2026-09-15

• How to Make a Favicon From an Image

  Which icon sizes browsers and phones actually request, how to design a mark that survives 16 pixels, and how to install the files.

  Updated 2026-09-15

• Resizing vs Compression: Pixels and File Size Explained

  Choose between changing pixel dimensions and reducing encoded file size, with a reproducible square-image example.

  Updated 2026-10-06

• Why Does My Image Look Blurry After Resizing?

  Diagnose upscaling, compression artifacts and display scaling, then choose dimensions that match where your image will appear.

  Updated 2026-10-06

• Fix Image Upload Errors: File Size, Dimensions and Format

  Check byte limits, pixel dimensions and actual image format before retrying an upload. Includes invalid-file examples.

  Updated 2026-10-06