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For cPanel & WHM version 11.50


Before you install cPanel & WHM or cPanel DNSONLY, make certain that your server's software meets the following minimum requirements for new installations.

Supported operating systems

Operating systemAdditional restrictions

CentOS versions 5.x, 6.x, or 7.x

New installations of cPanel & WHM on CentOS servers must use CentOS version 6.0 or higher.
Red Hat Enterprise Linux® versions 5.x or 6.xNew installations of cPanel & WHM on RHEL servers must use RHEL version 6 or higher.

CloudLinux™ 5.x or 6.x

cPanel does not support the use of Xen PV (paravirtualization) with CloudLinux.


We support all of the official production release kernels for these operating systems.

Supported virtual environments

Virtual environmentAdditional restrictions

Microsoft Server® 2008 Hyper-V, Microsoft Server 2012 Hyper-V

cPanel only supports the drivers and configurations that Microsoft provides.


  • cPanel only supports stable releases.
  • CloudLinux is not compatible with OpenVZ.
Oracle VM VirtualBox, VirtualBox OSENone.


CloudLinux is not compatible with Virtuozzo.
VMware® Server, VMware ESX ServerNone.
Xen, XenEnterprise™, XenExpress™, XenServer™None.

Virtual environments that cPanel & WHM detects and reports as functional


Virtual environmentAdditional restrictions