Help Center

Troubleshoot the most common issues with PDFs and other files, from simple formatting fixes to complex editing problems.

Learn why your PDFs are huge and how to shrink them fast—from compressing images to removing bloated fonts and unnecessary data.

Shrink oversized PDFs in seconds with free online tools that keep your documents crisp and professional. Perfect for email limits and uploads.

Links in PDF not working? Fix them fast with Smallpdf, and make sure every PDF you send or share stays clickable, clear, and easy to open.