# Notmuch Emacs Interface
One of the more popular Notmuch message reading clients is **notmuch.el**, or
-`notmuch-emacs`, an [Emacs](http://www.gnu.org/software/emacs/) major mode for
+`notmuch-emacs`, an [Emacs](https://www.gnu.org/software/emacs/) major mode for
interacting with Notmuch. It is included in the Notmuch package (`notmuch-emacs`
in Debian). The [[screenshots|screenshots]] give a good overview of the mode.
repository.
If you've installed Notmuch from a [git
-checkout](http://git.notmuchmail.org/git/notmuch) or a [source
-release](http://notmuchmail.org/releases/), Notmuch Emacs is included by
+checkout](https://git.notmuchmail.org/git/notmuch) or a [source
+release](https://notmuchmail.org/releases/), Notmuch Emacs is included by
default.
It is **not** recommended to install Notmuch Emacs from the Emacs Lisp Package
messages. When in message mode, you can type `C-c ?` for help.
If you would like to use address autocompletion when composing
-messages, see [address completion](#address_completion).
+messages, see [address completion](emacstips#index13h2).
When you are ready to send a message, type `C-c C-c`. By default
message mode will use your sendmail command to send mail, so make sure