When publishing pdf:s we experience artifacts in the fonts. We are using Archicad 28. The errors are visible in some pdf viewers and not in others. In the web browsers Chrome and Edge it looks fine but in Adobe reader and Firefox the characters are not correct in shape, There should be a choice in the pdf options dialog to embed the fonts or to create outlines or something to ensure that the text is not changed in any way. The solution we found was to open the register editor and disable the "font subsetting". It's not an optimal solution and I wonder if GS or any user on this forum has a better solution to this problem. Here's an example of how a white dot appears in the letter "t", and how it disappears when disabling "font subsetting":

Operating system used: Windows 10 22H2