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Java PDF Blog » optimise Feedhttps://blog.idrsolutions.com/tag/optimise/PDF tips and JPedal highlightsen-US hourly 1How to remove unused objects from PDF file (Tutorial)https://blog.idrsolutions.com/remove-unused-objects-from-pdf-file-tutorial/Jacob CollinsMon, 23 Mar 2026 18:12:00 +0000https://blog.idrsolutions.com/?p=38690PDF files sometimes contain objects which are never used. This increases the file size and is wasteful. This tutorial shows you how to reduce...