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7.1 How do I install Emacs?

This answer is meant for users of Unix and Unix-like systems. Users of other operating systems should see the series of questions beginning with Emacs for MS-DOS, which describe where to get non-Unix source and binaries, and how to install Emacs on those systems.

Most GNU/Linux distributions provide pre-built Emacs packages. If Emacs is not installed already, you can install it by running (as root) a command such as ‘yum install emacs’ (Red Hat and derivatives) or ‘apt-get install emacs’ (Debian and derivatives).

If you want to compile Emacs yourself, read the file INSTALL in the source distribution. In brief: