Save as pdf

Questions
1

Who can help me?

When I save a notebook in pdf, the pdf file is corrupt, it cannot be opened.

I tried online at Basic Examples—Wolfram Language Documentation, but it doesn’t work.

Thank you.

2

Hi Ion.
What is the version of the Wolfram language you are using? And what is your system?

3

Wolfram 12, 12.1, Windows 10