Knowledge Base
128 posts in this category.
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How to Install the ACH Payment Gateway for WHMCS
Step-by-step instructions to install and configure the ACH Direct Debit gateway module in WHMCS with Braintree. Covers file upload to web root, activation, license entry, adding invoice_id and user_id custom fields, webhook setup, and sandbox testing. Includes prerequisites, common pitfalls, and con
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ACH Payment Gateway Module Changelog & Release Notes
Complete changelog for the ACH Payment Gateway Module from initial release through version 2.0.6. Documents the rewrite for Braintree's ACH API, automatic capture support, library updates, payment failure fixes, UI corrections for deposit verification, email notification accuracy, and other improvem
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ACH Payment Gateway Module Requirements
Learn the server and software requirements for the ACH Payment Gateway module in WHMCS. Covers PHP, extensions, OpenSSL, ionCube, WHMCS versions, and Braintree ACH setup. Includes a test script to check for missing components.
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Why No 'Allow Notifications' Prompts in WHMCS
WHMCS blocks 'Allow Notifications' browser prompts when logged in as an administrator using Login as Client or sharing an admin session. This article details the exact cause, provides step-by-step instructions to log in directly as a client, explains how to inspect the browser developer console for
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OneSignal Addon Module Requirements
Verify your server meets the necessary requirements before installing the OneSignal addon for WHMCS. The module requires PHP 5.6+, WHMCS 7.x, TLS 1.1 support via OpenSSL and cURL, Ioncube Loader 10.1+, and a properly set up OneSignal application. Supported browsers and a test script are also detaile
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OneSignal Addon Module Changelog & Release Details
Complete changelog for the OneSignal Addon Module from initial release in October 2017 through version 1.0.4. Details fixes for notifications during staff profile edits and impersonation, variable replacement bugs, and migration to GuzzleHTTP for all lookups. Essential reference for stable push noti
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Outlook 2016 - Disable Simplified Account Creation
Starting in Outlook 2016 (16.0.8431.2079), the Simplified Account Creation prevents ActiveSync setups. Use the registry file to revert to the classic utility. Follow the detailed steps, prerequisites, warnings, and troubleshooting for successful resolution.
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How to Connect to OpenVPN on Windows
Complete guide to installing the OpenVPN client on Windows, downloading your ASPnix VPN profile from the billing portal, placing it in the config directory, and connecting via the GUI. Covers prerequisites, exact steps, common pitfalls like incorrect file location or missing admin rights, and troubl
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How to Connect Windows 10 to L2TP/IPSec VPN
Step-by-step guide to configure L2TP/IPSec VPN on Windows 10 using server address, pre-shared key, username and password from your welcome email. Covers prerequisites, detailed GUI and PowerShell setup, verification steps, common errors like incorrect PSK or blocked UDP ports, and troubleshooting fo
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Why Is the Domain Delete Button Disabled or Greyed Out?
The Delete button for a domain is disabled when resources such as websites, email accounts, email domains, or website pointers remain assigned. These must be fully removed before deletion is permitted. This guide explains the safeguard, lists the blocking resources, and details general steps to clea
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Twilio SMS Security Module Requirements
Ensure your WHMCS setup meets the tested requirements for the Twilio SMS security module including PHP 5.6+, WHMCS 7.x, OpenSSL with TLS 1.1+, IonCube Loader v10.1+, cURL with TLS support, and a Twilio account with SMS number. Use the provided test script to validate compatibility and avoid runtime
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Twilio SMS Security Module Changelog
Changelog for the Twilio SMS Security Module detailing releases from 1.0.0 (July 2017) to 1.0.5 (October 2017). Includes code refactoring, improved language file loading, and enhanced token verification UI for better usability and maintainability.
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WHMCS Administrator Widget Modules: Changelog & Release Details
We do not publish changelogs for the WHMCS Administrator Widget Modules. After the v1.0.0 release, changes are minimal and further releases are not expected. This covers our stability-focused release model, installation steps, version checking, and support processes for these admin dashboard compone
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What are the Requirements for the WHMCS Administrator Widget Modules?
The WHMCS Administrator Widget modules require PHP 5.6+, WHMCS 7.x stable releases, OpenSSL with TLS 1.1+, IonCube Loader 10.1.x+, and solid knowledge of WHMCS addon management. This guide details each requirement with context on why it matters, verification steps, common pitfalls, and practical che
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WHMCS Administrator Widget Modules Licensing Terms
The WHMCS Administrator Widget modules come with a one-time purchase license for WHMCS 7, limited to a single installation. Any change in IP address, installation path, or domain name requires a license to be re-issued. Contact our sales team for questions about these licensing terms.