I'm creating pdf files using FPDF. FPDF create file version 1.3 (Acrobat 4.x)
Is there a way to output files in a version upper to 1.3? (like 1.5, or 1.6)
I need it because I'm trying to attach the file to an email using MIMEApplication, but MIME do not works if a try to attach pdf version 1.3
