Am Montag, 2. November 2020, 19:55:48 CET schrieb AW: > In case somebody has an idea how to convince emacs 28 to open *.tex files in > LaTeX-mode: very welcome.
I put these lines into my .emacs: (setq auto-mode-alist (append '(("\\.[tT]e[xX]\\'" . latex-mode) auto-mode-alist))) -- works.