Your bug report

#61781: 28.2; (setq-default indent-tabs-mode nil) causes weird next-line behavior in *Help*

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 61781@debbugs.gnu.org.

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61781: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=61781
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