Comment didn't work so remove pre-installation link.
@@ -16,7 +16,6 @@ Follow the menu to the left and you will have a working PBX in no time.
:maxdepth: 4
:glob:
-.. getting-started/pre-installation.rst
getting-started/installation-recommended.rst
getting-started/post-installation.rst
iptables.rst
FusionPBX