Export to pdf
InDesign
choose format> Adobe PDF (Print)
choose preset PDF/X1a:2001
choose the relevant or all pages
export as pages, not spreads, for single pages and booklets
if needed, you can add crop marks and export!
Illustrator
choose format> Adobe PDF
you can select specific pages or all of them
choose preset PDF/X1a:2001
if needed, you can add crop marks and save!
Photoshop
choose format> Photoshop PDF
choose preset PDF/X1a:2001
under 'output' choose no color conversion > save PDF!
Procreate
Click on the Tools button> select menu Share
Share Image> PDF
choose PDF quality> Best
from here you can: Save to Files, Print directly with the iPrint app, or AirDrop
Word
go to file> save as
File:Export Word 1.png
choose format> PDF
select 'best for printing' > export!
iPhone
To turn your iPhone snapshots into PDFs follow the following steps.
Open your iPhone Photo app and find the photo you want to PDF. Select the image and click the Share icon. You can select more images.
Choose the Print option (it should be at the bottom of your options list)
Tap and hold on the image this opens your image as a preview.
Tap on your image; this opens your image in a PDF viewer.
Tap the Share icon again once you're in the PDF viewer.