Step-by-step help for your hosting

• Connect WHMCS to cPanel/WHM with the server module

  Add a WHM server in WHMCS with an API token, create a server group, test the connection and enable automatic account creation, suspension and termination.

  IntermediateWHMCS3 min read

• How to log in to WHM as a reseller

  Three ways to open WHM on an MdmHost reseller plan: one click from the dashboard, the :2087 URL, or the server hostname, plus fixes for common login errors.

  BeginnerReseller hosting3 min read

• How to create hosting packages in WHM

  Create hosting packages in WHM with Add a Package. Set disk quota, bandwidth, domains, email and database limits, pick a feature list and name packages so account creation stays clean.

  BeginnerLinux server4 min read

• Manage a client's services from the WHMCS admin area

  Use the WHMCS service page: module commands like create, suspend and change password, edit billing and due dates, log in as the client, and fix provisioning issues.

  IntermediateWHMCS2 min read

• Customise WHMCS safely with hooks

  Learn how WHMCS hooks work, where hook files live, write a simple hook for client area or invoice events, debug it, and keep custom code upgrade-safe.

  AdvancedWHMCS2 min read

• Handle cancellations, upgrades and downgrades in WHMCS

  Configure how WHMCS handles cancellation requests (immediate or end of period), process them automatically, and set up pro-rata upgrades and downgrades between plans.

  IntermediateWHMCS2 min read

• Bill extra work with WHMCS billable items

  Use WHMCS billable items to charge one-off or recurring extras such as migrations or support hours, bill time logged on tickets, and add items to the next invoice.

  IntermediateWHMCS2 min read

• Set up the VirtFusion WHMCS module: provisioning, options and SSO

  Connect WHMCS to VirtFusion with an API token, install the provisioning module, create VPS products tied to VirtFusion packages, add configurable options and enable SSO.

  AdvancedVPS hosting providers3 min read

• Can't log in to cPanel or WHM? Fixes for every common cause

  Get back into cPanel or WHM when the login fails: wrong URL or port, password resets, firewall IP blocks after failed attempts, 2FA problems and suspended accounts.

  BeginnercPanel and WHM2 min read

• Email clients in bulk and use reports in WHMCS

  Send targeted mass emails to WHMCS clients by product, server or group, respect marketing consent, and use built-in reports for income, churn and support performance.

  IntermediateWHMCS2 min read

• Create WHMCS API credentials and API roles securely

  Create API roles with limited actions, generate API credentials for an admin user, restrict access by IP, test a call and rotate or revoke credentials in WHMCS.

  AdvancedWHMCS2 min read

• WHMReseller troubleshooting: common errors for master and alpha resellers

  Fix common WHMReseller problems: plugin missing, cannot create resellers, limits not applying, sub-reseller accounts not visible, suspension gaps and licence errors.

  IntermediateMaster reseller hosting2 min read

• Use WHM Security Advisor to harden a cPanel server (root guide)

  Run WHM Security Advisor as root, understand its red, yellow and blue findings, and fix the common ones: SSH passwords, compilers, Apache modules, kernel and PHP versions.

  AdvancedWHM (root)2 min read

• Manage the Exim mail queue in WHM (Mail Queue Manager, root)

  Inspect, deliver and delete messages stuck in the Exim queue on your cPanel server with WHM Mail Queue Manager and command-line tools, and find the source of spam.

  AdvancedWHM2 min read

• Exim Configuration Manager in WHM: essential mail server settings (root)

  Configure the Exim mail server on cPanel & WHM as root: RBL blocklists, SpamAssassin thresholds, sender verification, TLS, smarthost relays and safe defaults.

  AdvancedWHM2 min read

• Configure taxes and EU VAT in WHMCS

  Enable tax in WHMCS, add tax rules by country and state, turn on EU VAT mode with VAT number validation, choose inclusive or exclusive pricing and mark items taxable.

  IntermediateWHMCS2 min read

• Configure SMTP mail in WHMCS so emails reach the inbox

  Switch WHMCS from PHP Mail to SMTP or OAuth (Google, Microsoft 365), choose the right port and encryption, send a test message and fix emails that fail or land in spam.

  IntermediateWHMCS2 min read

• Start selling hosting with WHMCS on a reseller or master reseller plan

  A practical roadmap for launching a hosting brand: choose a reseller or master reseller plan, install WHMCS, connect WHM, create packages and products, take payments and support clients.

  BeginnerReseller hosting2 min read

• WHMCS security hardening checklist

  Secure WHMCS: rename the admin folder, move sensitive folders out of the web root, lock configuration.php, enforce 2FA, restrict admin IPs, enable CAPTCHA and keep WHMCS updated.

  AdvancedWHMCS2 min read

• Create promotions and coupon codes in WHMCS

  Create percentage, fixed, price override and free setup promotions in WHMCS, limit them to products, cycles and dates, make them recurring or one-time, and auto-apply codes.

  BeginnerWHMCS2 min read

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