You can choose one of the following operating systems from the list while ordering:
- Ubuntu 14.04 amd64
- CentOS 6 amd64
- CentOS 7 amd64
- Debian 7 amd64
- Debian 8 x86_64
- FreeBSD 10 amd64
- FreeBSD 11 amd64
- FreeBSD 9 amd64
- Ubuntu 16.04 amd64
You can reinstall OS via DCI manager any time.
All OS from the list above you can install for free, also you can choose Windows Server 2012 and Windows Server 2016 for the additional cost while ordering server.
Note, you can choose Windows only while ordering. After buying you will be able to install Windows only via ISO on this server.
Reinstalling OS via DCI manager
Choose the server in the Control Panel and click to Panel to go to DCI manager.
Click Servers in the Main menu on the left. Then choose the server you need and click Operations.
Choose Operation type - Install OS from template. Then choose OS and click OK.
If you tick Inform upon completion you'll get a notification in browser about finished reinstallation.