Difference between permission levels of Read and View:
Read: The one who has “Read” permissions can view pages,
list items and can able to download the documents from the site.
View Only : The one who has “View Only” permissions can view
pages, list items, documents but can’t able to download the documents from the
site.
I hope the above information will help you to resolve the issue, in case of any queries/questions regarding the above mentioned information then please let me know. I would be more than happy to help you as well as resolves your issues, Thank you.