\documentclass{book}
\usepackage[a4paper, margin=1in, inner=1.5in, outer=1in]{geometry}
\usepackage{graphicx}
\usepackage{hyperref}
\usepackage{polyglossia}
\setmainlanguage[numerals=maghrib]{arabic} 
\setotherlanguage{english}
\newfontfamily\arabicfont[Script=Arabic, Scale=1.3]{Amiri}

\usepackage{fancyhdr}

% تعريف الهيدر والفوتر
\pagestyle{fancy}
\fancyhf{} 
\fancyhead[LE,RO]{\thepage} 
\fancyhead[RE]{\nouppercase{\leftmark}} 
\fancyhead[LO]{\nouppercase{\rightmark}} 
\renewcommand{\headrulewidth}{0.2pt} 
\renewcommand{\footrulewidth}{0pt} 

\hypersetup{
    colorlinks=true,
    linkcolor=black
}