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WHMCS

"Invalid suffix field!" when trying to create a contact handle

Symptoms When trying to register a domain or when creating a domain handle, the following error i...

How to add a VAT customer field in WHMCS

Question Some domain registries (e.g. DNS PT, ITNIC) require submitting a VAT number when registe...

How to import domains to WHMCS manually

Question How to synchronize a domain that has been created in RCP (Reseller Control Panel) with W...

Managing Domain Renewals in WHMCS with Openprovider

Renewing Domains If Automatic renew on payment is selected (which can be found in WHMCS admin are...

Recommended Settings for the WHMCS Domain Registrar Plugin

WHMCS is a great web hosting management and billing software with lots of options. To help you ge...

WHMCS Domain Module - Install and configure Openprovider domain registrar module

In this article, you will find everything you need to install and configure the Openprovider modu...

WHMCS Email Solution Module - Installation and configuration

This article provides step-by-step guidance on integrating the Openprovider Email Solution module...

WHMCS Frequently asked questions

1. Why am I getting an authentication error or not able to connect to API? Check the following th...

WHMCS Premium Global Anycast DNS module - Installation, configuration and management

Openprovider’s Premium Global Anycast DNS leverages Sectigo’s advanced DNS infrastructure to prov...

WHMCS Registrar TLD & Pricing Sync Utility doesn't work or blank page is shown when running the sync

Update: Please update the Openprovider domain registrar module to the latest stable version if yo...

WHMCS SSL module - Installation, configuration and management

Openprovider SSL module allows you to resell our SSL Certificates through your WHMCS website. Req...

When submitting a contact the phonenumber is deemed invalid.

WHMCS and our plugin attempt to format your input in such a way that it can be used by our API an...