Open the Run dialog (Win + R), type services.msc , find Windows Font Cache Service , and click Stop . Then, delete the temporary files located in C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache .
If you see an error saying "CIDFont+F1 cannot be found," it means the PDF is trying to call a font that wasn't properly embedded in the file. Common Substitutions: Cid Font F1 Normal
Go to Edit > Preferences > Page Display and change the "Rendering" settings. 3. Check System Fonts Open the Run dialog (Win + R), type services