Compression Guides
Practical guides on image, video and PDF compression, file-size limits, formats, privacy, and browser-local workflows.
Core Web Vitals2026/04/12
Image Compression for Core Web Vitals: LCP & CLS
See how image bytes affect LCP, how missing dimensions contribute to CLS, and how to diagnose which image optimization actually matters.
Screenshot Optimization2026/03/12
Compress Screenshots Without Blurry Text
Keep screenshot text readable while cutting file size: PNG or WebP 90+, resize in steps instead of one big resample, and a 100% zoom check that catches letter halos.