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<p>NMI Payment Gateway for WooCommerce is a secure payment solution by Robust Softech that allows your customers to pay using credit cards through the Network Merchants Inc (NMI) payment gateway.</p>
<p>Developed by Robust Softech Private Limited – A complete credit card payment solution for modern e-commerce.</p>
<h4>Key Features</h4>
<ul>
<li><strong>Credit Card Processing</strong> – Secure credit card payments with Collect.js tokenization</li>
<li><strong>Tokenization Support</strong> – Save customer payment methods for future use</li>
<li><strong>Subscription Support</strong> – Full WooCommerce Subscriptions integration</li>
<li><strong>Refund Support</strong> – Process refunds directly from WooCommerce</li>
<li><strong>HPOS Compatible</strong> – Works with WooCommerce High-Performance Order Storage</li>
<li><strong>WooCommerce Blocks</strong> – Compatible with the new block-based checkout</li>
<li><strong>Environment Switching</strong> – Production/Sandbox environments</li>
<li><strong>Debug Logging</strong> – Comprehensive logging for troubleshooting</li>
</ul>
<h4>Security Features</h4>
<ul>
<li><strong>Collect.js Integration</strong> – Most secure payment method (default)</li>
<li><strong>PCI DSS Compliant</strong> – Through NMI’s secure processing</li>
<li><strong>Tokenization</strong> – Secure card storage</li>
<li><strong>SSL Encryption</strong> – All transactions encrypted</li>
</ul>
<h4>Easy Setup</h4>
<ol>
<li>Install and activate the plugin</li>
<li>Enter your NMI API credentials (Private Security Key + Public Key)</li>
<li>Choose your environment (Production/Sandbox)</li>
<li>Start accepting credit card payments!</li>
</ol>
<h3>Configuration</h3>
<h3>Required Settings</h3>
<ul>
<li><strong>Enable/Disable</strong>: Turn the gateway on/off</li>
<li><strong>Title</strong>: Payment method name shown to customers</li>
<li><strong>Description</strong>: Payment method description</li>
<li><strong>Environment</strong>: Choose Production or Sandbox</li>
<li><strong>Private Security Key</strong>: Your NMI Private Security Key</li>
<li><strong>Public Key</strong>: Your NMI Public Key for tokenization</li>
</ul>
<h3>Optional Settings</h3>
<ul>
<li><strong>Payment API Method</strong>: Choose between Collect.js (recommended) or Direct Post</li>
<li><strong>Transaction Type</strong>: Sale (authorize & capture) or Authorize Only</li>
<li><strong>Accepted Cards</strong>: Select which card types to accept</li>
<li><strong>Debug Log</strong>: Enable logging for troubleshooting</li>
</ul>
<h3>Testing</h3>
<h3>Sandbox Testing</h3>
<ol>
<li>Set Environment to “Sandbox”</li>
<li>Use test card numbers:
<ul>
<li>Visa: 4111111111111111</li>
<li>Mastercard: 5555555555554444</li>
<li>American Express: 378282246310005</li>
</ul>
</li>
<li>Use any future expiry date and any 3-digit CVV</li>
<li>Test successful and failed transactions</li>
</ol>
<h3>Production Setup</h3>
<ol>
<li>Set Environment to “Production”</li>
<li>Enter your live NMI credentials</li>
<li>Test with small amounts first</li>
<li>Monitor debug logs for any issues</li>
</ol>
<h3>Troubleshooting</h3>
<h3>Common Issues</h3>
<p><strong>Payment method not showing on checkout:</strong><br />
– Check if gateway is enabled<br />
– Verify API keys are entered correctly<br />
– Ensure WooCommerce is active</p>
<p><strong>Payment fails with “Invalid credentials”:</strong><br />
– Verify Private Security Key is correct<br />
– Check if Public Key is properly set<br />
– Ensure environment matches your credentials</p>
<p><strong>Collect.js fields not loading:</strong><br />
– Check browser console for JavaScript errors<br />
– Verify Public Key is valid<br />
– Ensure SSL certificate is active</p>
<h3>Debug Logging</h3>
<p>Enable debug logging in plugin settings to troubleshoot issues:<br />
1. Go to WooCommerce > Settings > Payments<br />
2. Click “Set up” on NMI gateway<br />
3. Enable “Debug log”<br />
4. Check logs at: WooCommerce > Status > Logs</p>
<h3>Support</h3>
<p>For support and documentation, visit: https://nmipro.com</p>
<h3>Disclaimer</h3>
<p>Network Merchants Inc (NMI) is a trademark of its respective owner. This plugin is an independent integration developed by Robust Softech Private Limited and is not affiliated with, endorsed by, or sponsored by Network Merchants Inc.</p>


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