
In this section, we explore the world of programming, algorithms, networks, and infrastructure
This article explains how the Convert Addon Domain to Account feature in WHM handles data migration. It details which data types are migrated, which are not, and how specific components such as DNS records, email, MySQL databases, and website configuration are processed during the conversion.
This article explains why bandwidth usage statistics in cPanel & WHM often differ from those shown by log analysis tools such as AWStats, Webalizer, Analog, and Logaholic. It covers how each system measures bandwidth, where the data comes from, why discrepancies occur, and which report provides the most accurate results.
This article explains the functionality and limitations of the cPanel Solo® license, including removed and modified WHM interfaces, downgrade requirements, and usage restrictions. It also provides a complete overview of cPanelID, how it works, how to obtain it, and how it integrates with external authentication and cPanel Store services.
This article explains all available methods for building a website in cPanel, including creating a site with Sitejet Builder, installing WordPress using WP Toolkit, generating a placeholder page with Site Publisher (legacy versions), and uploading custom content through various cPanel tools.
This article explains how to create and delete a demo cPanel account, how to create a WHM reseller account without an associated domain (via API or manually), how to remove such accounts, and how to disable filesystem quotas on XFS filesystems.
This article explains how to log in to cPanel, WHM, Webmail, and the Command Line Interface (CLI). It also covers service URL structure, external authentication, two‑factor authentication (2FA), locale selection, and resolving SSL login warnings.
This article explains why logout issues occur on servers using HTTP Basic Authentication, how to enable or disable this behavior, the differences between reseller accounts and multi‑domain cPanel accounts, and how to enable and use the WebPros Account authentication system in WHM.
This article explains cPanel & WHM’s username restrictions, reserved usernames, special cases, and how to resolve issues with invalid, restricted, or misconfigured usernames. It also covers how to rename accounts and fix incomplete username configurations.
This article explains how VirtFS provides a secure jailed shell environment for SSH users in cPanel & WHM. It covers how VirtFS works, warnings and limitations, how to enable or disable jailed shells, how Exim interacts with VirtFS, and how to remove or clean up VirtFS mount points.
This article explains all actions performed by cPanel & WHM when an account is suspended. It covers system flags, access restrictions, email behavior, FTP and database impacts, Apache configuration changes, and more.c
This guide explains how to build and install custom RPMs on Red‑Hat–based systems for cPanel & WHM. It covers prerequisites, enabling the development target, installing SRPMs, modifying .spec files, rebuilding RPMs, installing custom builds, and preventing automatic updates.
This article explains how to configure package management for cPanel & WHM’s rpm.versions system. It covers when and why a package target may be unmanaged, risks of unmanaged targets, the full list of available targets, and how to switch a target between managed and unmanaged states.