![]() It's usually used up to 50 symbols from a font - this is explained by the fact, that a document is usually created in one language and uses symbols from one alphabet. It was decided to improve fonts embedding in FR5: the new PDF export will extract only needed characters from used fonts. ![]() Sometimes, this leads to increasing the file size of the pdf document to more than 10 megabytes. The PDF export in FR4 is capable to embed fonts, but it does that in the simplest way, by just copying all needed font files into a document. Of course, here a problem appears: font files usually occupy much space and a pdf document may be become unacceptable because of big file size. This copying of font files is called "embedding". ![]() For the sake of resolving this issue, the PDF standard allows to copy font files into a pdf document, thus providing the guarantee, that wherever you open this document, fonts will be available and the document will be readable. If the OS where you open the document doesn't have needed fonts, the document may become unreadable. In order Acrobat Reader or another pdf viewer can display this text, it must have access to font files used in the document. PDF documents often contains text written with various fonts. Fonts embedding in the PDF export in FR VCL 5 August 26, 2011
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