Email is one of the most critical services running on any cPanel server. Whether you manage a small business website or a reseller account with dozens of domains, knowing how to access and configure your email through different webmail clients is essential for day-to-day operations. This guide walks through the three webmail clients available in cPanel — Roundcube, Horde, and SnappyMail — and shows you how to configure, customize, and troubleshoot each one.