We have a new documentation site for cPanel & WHM! You can find our new documentation site at docs.cpanel.net.
We will continue to maintain our API documentation on this server.
For cPanel & WHM 11.48
To purchase a license, visit the cPanel Store.
You may install cPanel & WHM without a license. However, it will not function until you obtain a license.
To determine whether you are eligible for a free 15 day trial license, perform the following steps:
If you did not install lynx and you connect directly to the internet, run the following command:
If you use a Virtuozzo or OpenVZ VPS, run the following command:
This error indicates an issue with your cPanel & WHM license. To address this error, run the following command as the
/usr/local/cpanel/cpkeyclt script verifies your license. For more information, read our Installation Guide - License Verification documentation.
Read our System Requirements documentation for supported operating systems. We cannot offer technical support for cPanel & WHM installations on other operating systems. Most likely, an installation on an unlisted operating system will not function properly.
The best way to uninstall cPanel & WHM is to reformat your server.
Reinstall your operating system to return your server to a default setting if you do not wish to use cPanel & WHM.
cPanel & WHM supports 1:1 NAT configurations. For more information, read our 1:1 NAT documentation.
cPanel & WHM only supports 1:1 NAT configurations.
Do not run cPanel & WHM on a server with X Windows or XFree86.
cPanel, Inc. does not support X Windows or XFree86, due to severe security vulnerabilities. We cannot provide support to reclaim X Windows or Xfree86 on installed cPanel & WHM servers.