Here is a full guide for you on how to batch compress PDF files on your Windows 11/10 PC. PDF compression is a process that reduces the size of a PDF file to facilitate sharing on the web. You may ...
Use Preview: Open the PDF in Preview, click File > Export, select “Reduce File Size” under Quartz Filter, and save. Use ColorSync Utility: Open the PDF in ColorSync Utility, click File > Export, ...