Files must be 5 MB or less; you can upload 5 at a time and 30 per application.
UCAS does not accept iPhone HEIC screenshots: the app saves PDF or JPG.
Name each file with your name and the document, using letters and numbers only.
How to do it with Requisito Listo
Open «UCAS: documents for your application».
Scan the pages with the camera or pick a PDF or photos you already have.
Put the pages in order.
The app builds the PDF under the size the portal asks for.
At the end you'll see a checklist: size, file weight, background and format. If something doesn't comply, it tells you what to fix before the portal rejects it.