Trying to save Arabic words in an editable PDF. It works all fine with English ones but when I use Arabic words, I am getting this exceptio
You need a font which supports those Arabic symbols.
Once you've got a compatible font, you can load it using PDType0Font
final PDFont font = PDType0Font.load(...);
A Type 0
font is a font which references multiple other fonts' formats, and can, potentially, load all available symbols.
See also the Cookbook - working with fonts (no examples with Type 0
, but still useful).