https://blog.faceutil.com/2020/03/17/acrobat-failed-to-load-its-core-dll-%ed%95%b4%ea%b2%b0%eb%b0%a9%eb%b2%95-%ec%95%84%ed%81%ac%eb%a1%9c%eb%b1%83-pdf-%eb%a6%ac%eb%8d%94-%ef%bc%86/