Forcing users to browse PDF files causes frustration and slow task completion, compared to standard webpages. Use PDF only for documents that users will print. In those cases, following 10 basic guidelines will minimize usability problems.

No matter how tempting it is, you should never use a PDF to display content that users need to read online. After 20 years of watching users perform similar tasks on a variety of sites that use either PDFs or regular web pages, one thing remains certain: PDFs degrade the user experienceNo matter how tempting it is, you should never use a PDF to display content that users need to read online. After 20 years of watching users perform similar tasks on a variety of sites that use either PDFs or regular web pages, one thing remains certain: PDFs degrade the user experience: https://www.nngroup.com/articles/avoid-pdf-for-on-screen-reading/