Compress

: Permanently removes non-essential data to achieve much smaller sizes, though quality may decrease (e.g., JPEG, MP3). Common Tools :

: No data is lost; the file returns to its original state when decompressed (e.g., ZIP files, PNG images). compress

Learn how to compress files and PDFs using built-in system tools and popular online services: : Permanently removes non-essential data to achieve much

: Right-click a file and select "Compress to ZIP file" . macOS : Control-click and select "Compress" . though quality may decrease (e.g.

Digital compression reduces file sizes to save storage space and speed up transfers by removing data redundancies. :

: Services like Adobe Acrobat Online or Smallpdf can shrink large documents for emailing.