%import the package
\usepackage{hyperref}
%Make the text clickable within the compiled doc
\href{link_address}{link_text}
%Examples
\href{https://www.youtube.com/watch?v=uHKfrz65KSU}{Cat video}
Follow the link below to see a cat video: \\
\href{https://www.youtube.com/watch?v=uHKfrz65KSU}{https://www.youtube.com/watch?v=uHKfrz65KSU}
\usepackage{hyperref}
%Use \href{URL}{DESCRIPTION} to add a link with description.
%Use \url{URL} to add a link without a description.
\usepackage{hyperref}
For further references see \href{http://www.sharelatex.com}{Something Linky}
or go to the next url: \url{http://www.sharelatex.com}\documentclass{book}
\usepackage{hyperref}
\hypersetup{
colorlinks=true,
linkcolor=blue,
filecolor=magenta,
urlcolor=cyan,
pdftitle={Overleaf Example},
pdfpagemode=FullScreen,
}
\urlstyle{same}
\documentclass{article} % or any other documentclass
%...
\usepackage{hyperref}
%...
\begin{document}
%...
\end{document}