You can do this by using below ways :

1. Unpublish your node

2. Node Page Disable module

Allows easy UI access and disabling of the path /node when not used. This was inspired by a security consideration in the Production Check Module.

3. Restrict node page view

Have you ever used a slideshow nodetype that you need to be published but don't want the node be accessible by itself using then node/XXX path? This module is for you!

With this module you can disable direct access to node pages (node/XXX) based on nodetypes and permissions.

Enable the module and don't forget to configure your permissions.

You can do this by using below ways :

1. Unpublish your node

2. Node Page Disable module

Allows easy UI access and disabling of the path /node when not used. This was inspired by a security consideration in the Production Check Module.

3. Restrict node page view

Have you ever used a slideshow nodetype that you need to be published but don't want the node be accessible by itself using then node/XXX path? This module is for you!

With this module you can disable direct access to node pages (node/XXX) based on nodetypes and permissions.

Enable the module and don't forget to configure your permissions.