How to Compress PDF on Windows 10 & 11

Windows doesn't have a built-in PDF compressor, but here are your best options.

Method 1: Microsoft Print to PDF (Limited)

1. Open PDF in Edge or Adobe Reader
2. Click Print
3. Select Microsoft Print to PDF
4. Click Print and save

Note: This doesn't actually compress, just re-saves.

Method 2: Online Compressor (Recommended)

1. Open FreeConversion in any browser
2. Upload your PDF
3. Choose compression level
4. Download compressed file

Method 3: Third-Party Software

• PDFtk Free: Command-line tool
• PDF24 Creator: Free desktop app
• Adobe Acrobat Pro: Paid ($20/month)

Best Option for Most Users

Use an online tool like FreeConversion. No installation, works immediately, and completely free.