Spire.Presentation 11.6.6 adds default font configuration support

Spire.Presentation 11.6.6 adds default font configuration support

2026-06-16 09:56:38

We’re pleased to announce the release of Spire.Presentation 11.6.6. This version adds support for configuring default fonts and fixes several issues related to PowerPoint conversion, including SVG text splitting, PDF chart formatting, shape mapping, text positioning, and image loss. More details are listed below.

Here is a list of changes made in this release

Category ID Description
New Feature SPIREPPT-3044 Added support for configuring default fonts.
// Set default fonts
Presentation.SetDefaultLatinFontName("Arial");
Presentation.SetDefaultEastAsianFontName("Microsoft YaHei");
// Reset/restore the default font settings
Presentation.ResetDefaultEastAsianFontName();
Presentation.ResetDefaultLatinFontName();
Bug Fix SPIREPPT-3117 Fixed an issue where words were split when converting PowerPoint documents to SVG.
Bug Fix SPIREPPT-3125 Fixed an issue where chart data formats were incorrect when converting PowerPoint documents to PDF.
Bug Fix SPIREPPT-3130 Fixed an issue where the shape corresponding to a retrieved image in a PowerPoint document was incorrect.
Bug Fix SPIREPPT-3131 Fixed an issue where text shapes were offset when converting PowerPoint documents to PDF.
Bug Fix SPIREPPT-3139 Fixed an issue where images were missing when converting PowerPoint documents to PDF.
Click the link below to download Spire.Presentation 11.6.6:
More information of Spire.Presentation new release or hotfix: