Cannot change domain's hosting type: No [Change] button is shown

Symptoms

The button Change is not shown with a domain in Domains -> example.com -> Hosting Settings -> Hosting type

Cause

Main domains cannot be changed to other types of hosting.

Solution

If you want to forward a main domain, you can forward the domain using a .htaccess. Other features, such as sending and receiving e-mails, will continue to work as normal when activated.

1. Login to Plesk.
2. Search for Website at. Click on the foldername presented here.
3. Create of update the .htaccess file with the following data:

Redirect 301 / https://example.net/

All the traffic will get forwarded to another website.