{"id":949,"date":"2025-10-31T08:23:29","date_gmt":"2025-10-31T08:23:29","guid":{"rendered":"https:\/\/smppcenter.com\/kb\/?p=949"},"modified":"2025-10-31T08:23:31","modified_gmt":"2025-10-31T08:23:31","slug":"smtp-provider-profile-configuration-for-bulk-email-dispatch","status":"publish","type":"post","link":"https:\/\/smppcenter.com\/kb\/smtp-provider-profile-configuration-for-bulk-email-dispatch\/","title":{"rendered":"SMTP Provider Profile Configuration for Bulk Email Dispatch"},"content":{"rendered":"\n<p>The <strong>SMTP Provider Profile Configuration<\/strong> feature allows you to configure email queue processing based on your SMTP provider&#8217;s capabilities. This prevents account suspensions, spam flags, and ensures reliable email delivery for bulk email campaigns.<\/p>\n\n\n\n<p><strong>Available in:<\/strong> SMPPCenter v7.6+<br><strong>User Level:<\/strong> Administrator<br><strong>Location:<\/strong> Settings \u2192 General \u2192 E-Mail Settings<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What is SMTP Provider Profile Configuration?<\/strong><\/h2>\n\n\n\n<p>When sending bulk emails (newsletters, announcements, user notifications), different SMTP providers have different sending limits and restrictions. Sending emails too quickly or in large batches can result in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u274c <strong>Account suspension<\/strong> (especially Google Workspace)<\/li>\n\n\n\n<li>\u274c <strong>Spam flags<\/strong> and blacklisting<\/li>\n\n\n\n<li>\u274c <strong>SMTP connection timeouts<\/strong><\/li>\n\n\n\n<li>\u274c <strong>Temporary blocks<\/strong> from email providers<\/li>\n<\/ul>\n\n\n\n<p>The <strong>SMTP Provider Profile<\/strong> system automatically applies the correct rate limits, batch sizes, and connection management settings based on your SMTP provider.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Available Profiles<\/strong><\/h2>\n\n\n\n<p><strong><a href=\"https:\/\/smppcenter.com\">SMPPCenter<\/a><\/strong> includes <strong>5 pre-configured profiles<\/strong> to match your SMTP provider:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Google Workspace<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Best For:<\/strong> Google Workspace \/ Gmail SMTP users<\/li>\n\n\n\n<li><strong>Batch Size:<\/strong> 20 emails per cron run<\/li>\n\n\n\n<li><strong>Rate Limit:<\/strong> 1 email every 3 seconds (20 emails\/minute)<\/li>\n\n\n\n<li><strong>SMTP Reset:<\/strong> Every 10 emails<\/li>\n\n\n\n<li><strong>Daily Limit:<\/strong> Compliant with Google&#8217;s 2,000 emails\/day limit<\/li>\n\n\n\n<li><strong>Use When:<\/strong> You&#8217;re using Google Workspace SMTP and want to prevent account suspension<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Standard<\/strong> \u2b50 <strong>(Default)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Best For:<\/strong> Most SMTP providers (shared hosting, cPanel, Plesk)<\/li>\n\n\n\n<li><strong>Batch Size:<\/strong> 50 emails per cron run<\/li>\n\n\n\n<li><strong>Rate Limit:<\/strong> 2 emails per second (120 emails\/minute)<\/li>\n\n\n\n<li><strong>SMTP Reset:<\/strong> Every 20 emails<\/li>\n\n\n\n<li><strong>Use When:<\/strong> Using standard shared hosting SMTP, Outlook, Yahoo, or similar providers<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. High Volume<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Best For:<\/strong> Transactional email services (SendGrid, Mailgun, AWS SES, Postmark)<\/li>\n\n\n\n<li><strong>Batch Size:<\/strong> 100 emails per cron run<\/li>\n\n\n\n<li><strong>Rate Limit:<\/strong> 10 emails per second (600 emails\/minute)<\/li>\n\n\n\n<li><strong>SMTP Reset:<\/strong> Every 50 emails<\/li>\n\n\n\n<li><strong>Use When:<\/strong> You have a paid transactional email service with high sending limits<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Enterprise<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Best For:<\/strong> Dedicated SMTP servers, private mail servers<\/li>\n\n\n\n<li><strong>Batch Size:<\/strong> 200 emails per cron run<\/li>\n\n\n\n<li><strong>Rate Limit:<\/strong> 20 emails per second (1,200 emails\/minute)<\/li>\n\n\n\n<li><strong>SMTP Reset:<\/strong> Every 100 emails<\/li>\n\n\n\n<li><strong>Use When:<\/strong> You control your own mail server with no external restrictions<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Custom<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Best For:<\/strong> Advanced users who need fine-tuned control<\/li>\n\n\n\n<li><strong>Configuration:<\/strong> Set your own batch size, rate limit, and SMTP reset values<\/li>\n\n\n\n<li><strong>Ranges:<\/strong><\/li>\n\n\n\n<li>Max Batch Size: 1-500 emails<\/li>\n\n\n\n<li>Rate Limit: 0.1-50 emails\/second<\/li>\n\n\n\n<li>SMTP Reset: 5-200 emails<\/li>\n\n\n\n<li><strong>Use When:<\/strong> You know your SMTP provider&#8217;s exact limits and want custom settings<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"232\" src=\"http:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings.webp\" alt=\"smtp provider settings illustration\" class=\"wp-image-950\" srcset=\"https:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings.webp 800w, https:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings-300x87.webp 300w, https:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings-768x223.webp 768w, https:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings-60x17.webp 60w, https:\/\/smppcenter.com\/kb\/wp-content\/uploads\/2025\/10\/smtp-provider-settings-150x44.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How to Configure<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 1: Access Settings<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Log in to your <strong>Admin Panel<\/strong><\/li>\n\n\n\n<li>Navigate to <strong>Settings \u2192 General<\/strong><\/li>\n\n\n\n<li>Click on the <strong>E-Mail Settings<\/strong> tab<\/li>\n\n\n\n<li>Scroll down to <strong>&#8220;Bulk E-Mail Dispatch Settings &#8211; SMTP Provider Profile&#8221;<\/strong><\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 2: Select Your Profile<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Click the <strong>&#8220;SMTP Provider Profile&#8221;<\/strong> dropdown<\/li>\n\n\n\n<li>Select the profile that matches your SMTP provider:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Using <strong>Google Workspace<\/strong>? \u2192 Select &#8220;Google Workspace&#8221;<\/li>\n\n\n\n<li>Using <strong>SendGrid\/Mailgun\/SES<\/strong>? \u2192 Select &#8220;High Volume&#8221;<\/li>\n\n\n\n<li>Using <strong>shared hosting SMTP<\/strong>? \u2192 Select &#8220;Standard&#8221;<\/li>\n\n\n\n<li>Have a <strong>dedicated server<\/strong>? \u2192 Select &#8220;Enterprise&#8221;<\/li>\n\n\n\n<li>Need <strong>custom settings<\/strong>? \u2192 Select &#8220;Custom&#8221;<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>The <strong>&#8220;Current Configuration&#8221;<\/strong> panel will show you the active settings<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 3: Configure Custom Settings (Optional)<\/strong><\/h3>\n\n\n\n<p>If you selected <strong>&#8220;Custom&#8221;<\/strong> profile:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>The <strong>&#8220;Custom Configuration&#8221;<\/strong> section will appear<\/li>\n\n\n\n<li>Set your values:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Max Batch Size:<\/strong> How many emails to send per cron run (1-500)<\/li>\n\n\n\n<li><strong>Rate Limit:<\/strong> How many emails per second (0.1-50)<\/li>\n\n\n\n<li><strong>SMTP Reset Threshold:<\/strong> Reset SMTP connection after X emails (5-200)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 4: Save Changes<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Click <strong>&#8220;Save changes&#8221;<\/strong> at the bottom of the page<\/li>\n\n\n\n<li>Your settings are now active and will be used by the email queue cron job<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Understanding the Settings<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Max Batch Size<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Number of emails processed in one cron execution<\/li>\n\n\n\n<li><strong>Lower values:<\/strong> Safer, prevents overload<\/li>\n\n\n\n<li><strong>Higher values:<\/strong> Faster processing (if your SMTP allows)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Rate Limit (emails\/second)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Speed at which emails are sent<\/li>\n\n\n\n<li><strong>Example:<\/strong> 2 emails\/sec = 120 emails\/minute = 7,200 emails\/hour<\/li>\n\n\n\n<li>Includes automatic delays between emails to prevent spam flags<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>SMTP Reset Threshold<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>How often the SMTP connection is reset<\/li>\n\n\n\n<li>Prevents timeout errors with remote SMTP servers<\/li>\n\n\n\n<li><strong>Example:<\/strong> &#8220;Every 20 emails&#8221; = after sending 20 emails, pause 2 seconds and reconnect<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Monitoring Email Dispatch<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Log File Location<\/strong><\/h3>\n\n\n\n<p>All email cron activity is logged in: <strong><code>logs<\/code><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What Gets Logged<\/strong><\/h3>\n\n\n\n<p>The cron logs detailed information on every execution:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>========== SendEmail Cron START ==========\nSendEmail Cron CONFIG: Active Profile = STANDARD (Standard (Most SMTP providers))\nSendEmail Cron CONFIG: Max Batch Size = 50 emails\/run (Admin requested: 200, Profile limit: 50)\nSendEmail Cron CONFIG: Rate Limit = 2 emails\/second (120 emails\/minute)\nSendEmail Cron CONFIG: Delay Between Emails = 0.5 seconds\nSendEmail Cron CONFIG: SMTP Reset Threshold = Every 20 emails\nSendEmail Cron CONFIG: Final Batch Size = 50 emails (will process this batch now)\n\nSendEmail Cron Email sent successfully to: user@example.com | Subject: Welcome to our platform\nSendEmail Cron Email sent successfully to: admin@example.com | Subject: Monthly newsletter\nSendEmail Cron SMTP connection reset after 20 emails\n\nSendEmail Cron BATCH COMPLETE: Total sent: 50 emails in 27.34 seconds\nSendEmail Cron BATCH STATS: Average time per email: 0.55 seconds\nSendEmail Cron BATCH STATS: Actual throughput: 109.73 emails\/minute\nSendEmail Cron CLEANUP: Deleted 50 successfully sent email(s) from queue\n========== SendEmail Cron END ==========<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Key Metrics to Monitor<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Total sent:<\/strong> Number of emails successfully delivered<\/li>\n\n\n\n<li><strong>Batch duration:<\/strong> How long the batch took<\/li>\n\n\n\n<li><strong>Actual throughput:<\/strong> Real emails\/minute (compare with profile limit)<\/li>\n\n\n\n<li><strong>Failed emails:<\/strong> Any errors (check for SMTP issues)<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Relationship with Batch E-Mail Settings<\/strong><\/h2>\n\n\n\n<p>The profile settings work <strong>together<\/strong> with your existing <strong>&#8220;Marketing E-Mail Settings&#8221;<\/strong>:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>How It Works<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Enable Batch E-Mail:<\/strong> Master on\/off switch<\/li>\n\n\n\n<li><strong>Batch E-Mail Count:<\/strong> Your desired batch size (e.g., 200 emails)<\/li>\n\n\n\n<li><strong>Profile Limit:<\/strong> Safety limit based on SMTP provider (e.g., 50 emails)<\/li>\n\n\n\n<li><strong>Final Batch Size:<\/strong> System uses the <strong>lower value<\/strong> (50 emails)<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Example Scenario<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>Admin Settings:\n\u251c\u2500 Enable Batch E-Mail: \u2705 Enabled\n\u251c\u2500 Batch E-Mail Count: 200 emails\n\u2514\u2500 SMTP Provider Profile: Standard (limit: 50 emails)\n\nResult: Cron will send 50 emails per run (safer value)<\/code><\/pre>\n\n\n\n<p><strong>Why?<\/strong> This ensures safe email dispatch regardless of admin configuration. Even if you request 200 emails, the system won&#8217;t exceed your SMTP provider&#8217;s safe limits.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Common Use Cases<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Scenario 1: Google Workspace Account Getting Suspended<\/strong><\/h3>\n\n\n\n<p><strong>Problem:<\/strong> Your Google Workspace account was suspended for sending too many emails too quickly.<\/p>\n\n\n\n<p><strong>Solution:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Select <strong>&#8220;Google Workspace&#8221;<\/strong> profile<\/li>\n\n\n\n<li>Save settings<\/li>\n\n\n\n<li>Google-safe limits will be applied (20 emails\/min)<\/li>\n\n\n\n<li>Your account won&#8217;t be flagged anymore<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Scenario 2: Using SendGrid for Transactional Emails<\/strong><\/h3>\n\n\n\n<p><strong>Problem:<\/strong> You have a SendGrid account with high sending limits but the system is sending too slowly.<\/p>\n\n\n\n<p><strong>Solution:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Select <strong>&#8220;High Volume&#8221;<\/strong> profile<\/li>\n\n\n\n<li>Save settings<\/li>\n\n\n\n<li>System will now send 600 emails\/minute (10 emails\/sec)<\/li>\n\n\n\n<li>Full utilization of your SendGrid capacity<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Scenario 3: Dedicated Mail Server with Custom Limits<\/strong><\/h3>\n\n\n\n<p><strong>Problem:<\/strong> You have a private mail server with specific limits (e.g., 150 emails\/run, 5 emails\/sec).<\/p>\n\n\n\n<p><strong>Solution:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Select <strong>&#8220;Custom&#8221;<\/strong> profile<\/li>\n\n\n\n<li>Set Max Batch Size: <strong>150<\/strong><\/li>\n\n\n\n<li>Set Rate Limit: <strong>5<\/strong><\/li>\n\n\n\n<li>Set SMTP Reset: <strong>30<\/strong><\/li>\n\n\n\n<li>Save settings<\/li>\n\n\n\n<li>System uses your exact specifications<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Best Practices<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u2705 Do&#8217;s<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2705 <strong>Start conservative:<\/strong> Use &#8220;Standard&#8221; or &#8220;Google Workspace&#8221; profile initially<\/li>\n\n\n\n<li>\u2705 <strong>Monitor logs:<\/strong> Check <code>Log<\/code> after enabling to verify it&#8217;s working<\/li>\n\n\n\n<li>\u2705 <strong>Test with small batches:<\/strong> Send a few emails first to ensure SMTP works<\/li>\n\n\n\n<li>\u2705 <strong>Match your provider:<\/strong> Select the profile that matches your SMTP provider<\/li>\n\n\n\n<li>\u2705 <strong>Use Custom carefully:<\/strong> Only use Custom profile if you know your exact limits<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u274c Don&#8217;ts<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u274c <strong>Don&#8217;t use Enterprise profile with Google Workspace<\/strong> (will cause suspension)<\/li>\n\n\n\n<li>\u274c <strong>Don&#8217;t set Custom values too high<\/strong> without testing<\/li>\n\n\n\n<li>\u274c <strong>Don&#8217;t ignore failed email logs<\/strong> (indicates SMTP issues)<\/li>\n\n\n\n<li>\u274c <strong>Don&#8217;t change profiles frequently<\/strong> (pick one and stick with it)<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Troubleshooting<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Problem: Emails Sending Too Slowly<\/strong><\/h3>\n\n\n\n<p><strong>Possible Causes:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Profile limit is too conservative for your SMTP<\/li>\n<\/ul>\n\n\n\n<p><strong>Solutions:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Check your SMTP provider&#8217;s actual limits<\/li>\n\n\n\n<li>Select a higher-volume profile if appropriate<\/li>\n\n\n\n<li>Or use Custom profile with higher values<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Problem: SMTP Connection Timeouts<\/strong><\/h3>\n\n\n\n<p><strong>Possible Causes:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SMTP reset threshold is too high<\/li>\n\n\n\n<li>Rate limit is too fast<\/li>\n<\/ul>\n\n\n\n<p><strong>Solutions:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Lower the SMTP reset threshold (e.g., from 50 to 20)<\/li>\n\n\n\n<li>Reduce rate limit slightly<\/li>\n\n\n\n<li>Check SMTP server logs for connection issues<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Problem: Account Suspended\/Blocked<\/strong><\/h3>\n\n\n\n<p><strong>Possible Causes:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Profile is too aggressive for your SMTP provider<\/li>\n\n\n\n<li>Sending too many emails per day<\/li>\n<\/ul>\n\n\n\n<p><strong>Solutions:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Switch to <strong>&#8220;Google Workspace&#8221;<\/strong> or <strong>&#8220;Standard&#8221;<\/strong> profile<\/li>\n\n\n\n<li>Contact your SMTP provider to confirm daily limits<\/li>\n\n\n\n<li>Reduce batch email count in Marketing E-Mail Settings<\/li>\n\n\n\n<li>Space out cron executions (e.g., every 10 minutes instead of 5)<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Problem: Custom Settings Not Working<\/strong><\/h3>\n\n\n\n<p><strong>Possible Causes:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Custom values outside allowed ranges<\/li>\n\n\n\n<li>Validation errors not shown<\/li>\n<\/ul>\n\n\n\n<p><strong>Solutions:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Verify values are within ranges:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Max Batch: 1-500<\/li>\n\n\n\n<li>Rate Limit: 0.1-50<\/li>\n\n\n\n<li>SMTP Reset: 5-200<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Check for error messages after saving<\/li>\n\n\n\n<li>Revert to a pre-configured profile first<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Cron Schedule Recommendations<\/strong><\/h2>\n\n\n\n<p>Based on your profile, here are recommended cron schedules:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Google Workspace Profile<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>*\/5 * * * * # Every 5 minutes\n# Sends: 20 emails \u00d7 12 runs\/hour = 240 emails\/hour = 5,760 emails\/day<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Standard Profile<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>*\/5 * * * * # Every 5 minutes\n# Sends: 50 emails \u00d7 12 runs\/hour = 600 emails\/hour = 14,400 emails\/day<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>High Volume Profile<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>*\/2 * * * * # Every 2 minutes\n# Sends: 100 emails \u00d7 30 runs\/hour = 3,000 emails\/hour = 72,000 emails\/day<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Enterprise Profile<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>* * * * * # Every minute\n# Sends: 200 emails \u00d7 60 runs\/hour = 12,000 emails\/hour = 288,000 emails\/day<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>FAQ<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: Will changing the profile affect emails already in queue?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> No. Emails remain in queue and will be processed with the new profile settings on the next cron run.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: Can I switch profiles at any time?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> Yes. Changes take effect immediately for the next cron execution.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: What happens if I don&#8217;t configure this?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> The system defaults to &#8220;Standard&#8221; profile (50 emails\/run, 2 emails\/sec) which is safe for most SMTP providers.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: Does this affect transactional emails (password resets, etc.)?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> No. This only affects <strong>bulk email campaigns<\/strong> sent via the Marketing \u2192 Send E-Mail feature. Transactional emails are sent immediately.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: How do I know which profile to choose?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> Check your SMTP provider&#8217;s documentation:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Google Workspace:<\/strong> 2,000 emails\/day \u2192 Use &#8220;Google Workspace&#8221; profile<\/li>\n\n\n\n<li><strong>SendGrid Free:<\/strong> 100 emails\/day \u2192 Use &#8220;Standard&#8221; profile<\/li>\n\n\n\n<li><strong>SendGrid Paid:<\/strong> 40,000+ emails\/day \u2192 Use &#8220;High Volume&#8221; profile<\/li>\n\n\n\n<li><strong>Private Server:<\/strong> No limits \u2192 Use &#8220;Enterprise&#8221; or &#8220;Custom&#8221; profile<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Q: Can I see the current profile in the logs?<\/strong><\/h3>\n\n\n\n<p><strong>A:<\/strong> Yes. Every cron execution logs the active profile and all configuration details at the start.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Support<\/strong><\/h2>\n\n\n\n<p>If you need assistance configuring SMTP Provider Profiles:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83d\udce7 <strong>Email:<\/strong> support@smppcenter.com<\/li>\n\n\n\n<li>\ud83d\udcac <strong>Live Chat:<\/strong> Available in Admin Panel<\/li>\n\n\n\n<li>\ud83d\udcda <strong>Knowledge Base:<\/strong> <a href=\"https:\/\/smppcenter.com\/kb\/\">https:\/\/smppcenter.com\/kb\/<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Last Updated:<\/strong> Version 7.6<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The SMTP Provider Profile Configuration feature allows you to configure email queue processing based on your SMTP provider&#8217;s capabilities. This prevents account suspensions, spam flags, and ensures reliable email delivery for bulk email campaigns. Available in: SMPPCenter v7.6+User Level: AdministratorLocation: Settings \u2192 General \u2192 E-Mail Settings What is SMTP Provider Profile Configuration? When sending bulk [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":950,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-949","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general"],"_links":{"self":[{"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/posts\/949","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/comments?post=949"}],"version-history":[{"count":0,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/posts\/949\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/media\/950"}],"wp:attachment":[{"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/media?parent=949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/categories?post=949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smppcenter.com\/kb\/wp-json\/wp\/v2\/tags?post=949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}