SumatraPDF reader supports the following document types:
If Ghostscript is installed, we support PostScript (.ps, .eps) and PJL (Printer Job Language) files.

HEIF support #

Ver 3.4+: SumatraPDF can open HEIF images but only if Windows has a codec for the format.
You can use one of those codecs:
You can make SumatraPDF to be default program for handling those file types.

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