Digital scrapbooking freebies.
This has happened to me, also. (even my own links) I use Google Chrome and it asked if I want to delete or keep anyway. I don't know about other browsers. I have a paid account with Mediafire so the links should be safe and ad free.
It is safe to proceed. I get the same thing. I have read that it is something the browser is doing now with all downloads. Edwina Brown