Why does my website reject my PDF upload?

Many websites enforce strict file size limits. Large PDFs with images or embedded fonts may exceed the allowed upload size.

What is the typical PDF upload limit on websites?

Upload limits vary by website, but many restrict files to 5MB–20MB to ensure fast loading and server performance.

Will compressing my PDF reduce quality?

Smart PDF compression reduces file size while preserving text readability and document layout.

How can I quickly reduce a PDF for website upload?

Use an online PDF compressor to optimize images and remove unnecessary data before uploading your file.

Jak komprimovat PDF pro Website

If your PDF is too large to upload to a website, you may be exceeding the platform’s file size limit. Here is how to reduce your PDF size and upload it successfully.

Why websites reject large PDF files

Most websites and submission portals enforce strict upload limits. Image-heavy or scanned PDFs can easily exceed the allowed size.

The best solution: compress your PDF before uploading

Smart PDF compression reduces file size while preserving text clarity and formatting, making it suitable for online uploads.

Komprimovat PDF

How to reduce PDF size for website upload

Open the Compress PDF tool
Upload your PDF file
Apply compression to reduce file size
Download the optimized file and upload it to the website

Proč je můj PDF tak velký?

Obrázky s vysokým rozlišením a vložená písma zvyšují velikost souboru.

Jak funguje komprese

Komprese odstraňuje nadbytečná data a optimalizuje strukturu PDF.

Nejlepší způsob zmenšení PDF

Chytré online nástroje zajišťují rovnováhu mezi kvalitou a velikostí.

Prozkoumejte kompletní kolekci nástrojů v Problémy s velikostí PDF.

Další nástroje v tomto tématu

Související případy použití velikosti PDF

View all Problémy s velikostí PDF use cases

Protect PDF

Komprimujte PDF