How to manage File Extensions in Dotnet Nuke.

In order to add or remove a file extension in dot net nuke you need to follow following steps:

1. Login as a Superuser (or Host).
2. Go to the Host Settings page.
3. Go to the tab "Other Settings".
4. Find the "Allowable File Extensions" field.
5. Add or remove file extensions as desired to allow or disallow file types, separated by commas.
6. Click "Update" at the bottom of the page to save your changes.