Why can't I see the imported pdf that previously had no issues?

[Guest N Mann]

Hi, I've been using Microsoft Journal to take notes in vet school. It's been super useful to be able to download the lecture PowerPoints, convert them to pdfs, import them into Microsoft Journal, and write my notes overtop of them. I hadn't had an issue until now. When I went to review my notes today, I was still able to see what I had written/highlighted over the pdf, but the pdf I had imported was gone. The page itself still had a greyed-out background rather than the default lined paper design, so it definitely still recognizes that a pdf was there, but it's completely invisible.I tried clo

 

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