How to Compress an Image to 50 KB or Less (Exam & Signature Uploads)

Published: 2026-02-03 | Read Time: 3 min read

A fast guide to resize and compress photos, signatures, and thumb impressions below 50 KB or 20 KB for strict exam portals.

Frequently Asked Questions

Why did my signature get rejected by the portal?

Most portals reject images exceeding either the file size cap (e.g. 50 KB) or pixel dimension requirements. Always check both parameters.