我想Kapitel从页眉中删除单词（章节）。我只想显示章节编号和名称。
主文本
\documentclass[12pt]{report}
\usepackage[a4paper, left={2.5cm}, right={2cm}, top={3cm}, bottom={3cm}, headheight=15pt]{geometry}
\usepackage[ngerman]{babel}
\usepackage[utf8]{inputenc}
\usepackage{blindtext}
\usepackage{titlesec}
\titleformat{\chapter}
{\normalfont\LARGE\bfseries}{\thechapter}{1em}{}
\titlespacing*{\chapter}{0pt}{-10pt}{40pt}
\input{vorlage.tex}
\usepackage{fancyhdr}
\usepackage{lipsum}% just to generate text for the example
\fancypagestyle{plain}{%
\fancyhf{}%
\fancyhead[L]{\nouppercase{\leftmark}}%
\fancyfoot[R]{\thepage}}
\pagestyle{plain}
\begin{document}
%% TITLESEITE %%
\Title
{Test1}
{Test2}
{xy}
{zz}
{zz}
{test}
{test}
{17. Oktober 2021}
\clearpage
%% INHALT %%
\pagenumbering{roman}
\chapter*{\abstractname}
\addcontentsline{toc}{chapter}{\abstractname}
\markboth{\abstractname}{}
\newpage
\tableofcontents
\clearpage
%% TEXT %%
\pagenumbering{arabic}
\blinddocument
\blinddocument
\end{document}
文件名.txt
\newcommand{\Title}[8]{
\begin{titlepage}
\normalfont \normalsize
\newcommand{\HRule}{\rule{\linewidth}{0.5mm}}
\center
\includegraphics[width=2.5in]{img/hft.png} \\[4ex]
{\LARGE \textsc{Title}} \\[4ex]
{\Large #1 #2}\\
\vspace*{8ex}
\HRule \\[0.4cm]
{ \huge \bfseries #3}\\[0.4cm]
\HRule \\[1.5cm]
\vspace*{8ex}
{\Large #4\\
#5\\}
\vspace*{16ex}
\begin{flushleft}
{\large
Betreuung: \\
#6 \\
#7 \\
\vspace*{4ex}
#8 \\}
\end{flushleft}
\end{titlepage}
}
我拥有的
我想要的是
我从@PietervanOostrum 那里得到了什么
\fancypagestyle{plain}{%
\fancyhf{}%
\fancyhead[L]{\nouppercase{\leftmark}}%
\fancyfoot[R]{\thepage}}
\pagestyle{plain}
\renewcommand{\chaptermark}[1]{\markboth{\thechapter. #1}}
