Safari User Guide
Safari can download most types of files, but if you have trouble with a file, try these suggestions.
Sometimes a download is incomplete because the file was damaged. Try downloading it again. Make sure you have the app needed to open the file. If you do, the file may have been corrupted during the download. Delete it, then try downloading it again. The downloaded file may be a compressed archive or disk image that contains the file you want. Convert PDF Files with Owner/Restrictions Password For PDFs file with owner passwords, you will can not edit, copy & paste and print them. With PDF Converter OCR software, it can remove the owner password at first and then convert encrypted PDFs to PDF or other formats.
Mac Won't Open Pdf Files
Problem: Unable to save PDF files in Acrobat DC on Windows 10 When you save a PDF in Acrobat DC on Windows 10, you get an error: 'The file may be read-only, or another program may have it open. Please save the document with a different name or in a different folder.'
If Safari is still downloading the file, wait for it to finish. You can’t open a file while it’s being downloaded.
If the download is paused, resume it. Show the downloads list by clicking the Show Downloads button , then click the Resume button for the paused download.
If you see a message that the app can’t be opened because it’s from an unidentified developer or wasn’t downloaded from the Mac App Store, you can open the app by overriding the settings in Security & Privacy preferences.
Sometimes a download is incomplete because the file was damaged. Try downloading it again.
Make sure you have the app needed to open the file. If you do, the file may have been corrupted during the download. Delete it, then try downloading it again.
The downloaded file may be a compressed archive or disk image that contains the file you want. If the file is from a trusted site, double-click it to decompress it.