Installation

Get DSMTP up and running on your WordPress site in a few minutes.

Requirements

  • PHP 8.2 or higher
  • WordPress 6.5 or higher
  • OpenSSL PHP extension enabled
  • MySQL/MariaDB with FULLTEXT support (for submission search)

Step 1: Install the Plugin

  1. Download the DSMTP plugin zip file from your account dashboard after purchase.
  2. In your WordPress admin, go to Plugins → Add New → Upload Plugin.
  3. Choose the zip file and click Install Now.
  4. Click Activate after installation completes.

Once activated, you'll see a new DSMTP menu in your WordPress admin sidebar.

Step 2: Get Your License Key

After purchasing a subscription from the pricing page, you'll receive a license key via email. You can also find your license key at any time from your account dashboard.

License keys follow the format: dsmtp_xxxx_xxxx_xxxx

Step 3: Activate Your License

  1. In WordPress admin, go to DSMTP → License.
  2. Paste your license key into the input field.
  3. Click Activate.
  4. The plugin will validate the key against our server.

After successful activation, all DSMTP features are unlocked. Each license covers 1 site by default — you can add more sites from your account dashboard at €2.50/mo each.

Next Steps