Hi,
> On 2020-07-24, at 21:39, Venkat <
gvenka...@gmail.com> wrote:
>
> Hello everyone. I work with cls files in LaTeX (to make my own style files), and I've noticed that the comment menu command defaults to using '#' to comment lines. Is there a way to change the comment command's behaviour for specific filename extensions? Thank you.
make sure that your .cls file is recognised as a (La)TeX file.
For individual files you can set that at the bottom of the window, but it is more convenient to set a custom filenae extension mapping in the Languates tab in the preferences.
Best,
Maarten