Guides

Image compression guides

Guides for passport-photo uploads, website image optimization, format selection, and common image upload issues.

Common requirements

Browse guides for passport-photo limits, rejected uploads, website image weight, and format selection.

Related tools and pages

Each guide links to the related tool or size page for the next step.

Category

Upload limits and submission issues

For portals, forms, and identity uploads with file-size limits.

How to compress a passport photo to 100 KBFor common passport and ID-photo upload requirements.What to do when image upload says file too largeFor uploads that fail because the image exceeds a size limit.

Category

Website publishing and performance

For lighter images on websites and content pages.

How to compress images for a websiteFor reducing image weight before website publishing.Why large images slow down websitesFor understanding how oversized images affect page speed.

Category

Format selection

For deciding which image format fits the task.

How to choose between JPG, PNG, WebP, and AVIFA comparison of common image formats and where they fit best.

Image compression guides | ForgeonX