[XeTeX] XeTeX PDF-1.7 in TeX Live 2025

[David Carlisle]

If I generate a "hello" plain tex xetex document in texlive 2025 I get pdf
1.7 by default:


$ xetex
This is XeTeX, Version 3.141592653-2.6-0.999997 (TeX Live 2025) (preloaded
format=xetex)
 restricted \write18 enabled.
**\relax
entering extended mode

*hello

*\bye
[1]
Output written on texput.pdf (1 page).
Transcript written on texput.log.


$ pdfinfo texput.pdf
Creator:         XeTeX output 2025.07.01:1505
Producer:       xdvipdfmx (20250410)
CreationDate:   Tue Jul  1 15:05:49 2025 BST
Tagged:         no
UserProperties: no
Suspects:       no
Form:           none
JavaScript:     no
Pages:          1
Encrypted:      no
Page size:      595.28 x 841.89 pts (A4)
Page rot:       0
File size:      2136 bytes
Optimized:      no
PDF version:    1.7


On Tue, 1 Jul 2025 at 14:46, Max Chen <maxchendt at gmail.com> wrote:

> Hi all,
>
> "Generate PDF-1.7 by default in all formats, both plain and LaTeX;
> before, it was 1.5." see https://tug.org/texlive/bugs.html
>
> However, it is still 1.5 by XeTeX.
>
> Following https://tex.stackexchange.com/q/536254, I add the following
> line to the preamble
>
> \special{pdf:minorversion 7} %set minorversion
>
> it produce PDF-1.7
>
> The "XeTeX: \special{pdf:majorversion:1}\special{pdf:minorversion:4}"
> mentioned in https://tug.org/texlive/bugs.html, may have typos, i.e.,
> the second colon should be replaced by a blank space.
>
>
> Best regards
>
> Chen
>
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