Open file <code>{{{filename}}}</code> in a [[Software#Text_Editor|text editor]] of your choice as a regular, non-root user.

{{Box|text=
<u>If you are using a graphical environment</u>, run.
{{CodeSelect|code=
mousepad {{{filename}}}
}}

<u>If you are using a terminal</u>, run.
{{CodeSelect|code=
nano {{{filename}}}
}}
}}