Re: how do i reset text coding?

[Eli Zaretskii]

> From: Yuri Khan <yuri.v.khan@gmail.com>
> Date: Wed, 15 Mar 2023 23:30:12 +0700
> Cc: help-gnu-emacs@gnu.org
> 
> On Wed, 15 Mar 2023 at 22:22, jimdam, vani <jindam.vani@disroot.org> wrote:
> >   . what kind of "numbers" do you see? please show examples
> > file1 screen shot https://ibb.co/kBnGx7P
> > file2 screen shot https://ibb.co/HPxPrZH
> 
> On your first screenshot, the mode line shows ‘=’ instead of a ‘U’.
> (info "(emacs) Mode Line") explains:
> 
>     ‘=’ means no conversion
>     whatsoever, and is usually used for files containing non-textual data.
> 
> so that’s your issue: somehow, for that buffer, encoding is not set
> correctly.

Yes, exactly.

> (I don’t know why and where to look, so I will leave it to others to
> help you diagnose it.)

The screenshots don't show the entire text, and the text itself wasn't
posted here _as_text_, so it's hard to say.  But in any case, you can
do

  C-x RET r utf-8 RET

and Emacs will revisit the file with UTF-8 encoding.