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Zamfoo Reseller Installation and licensing • 2 min read Root only • Checked against Zamfoo v16.0.1 • Updated 2026-10-15

Change the Zamfoo Reseller license key

Replace your Zamfoo Reseller key without reinstalling the plugin.

Prefer a visual guide? Open the step-by-step walkthrough ↓

Before you start

Have the replacement key ready. You need root SSH access.

Steps

  1. Back up the current key file.

    Keep a private copy of /usr/local/cpanel/whostmgr/docroot/cgi/zamfoo/zamfoo_reseller_license_key.php before editing it.

  2. Open the file.

    Run:

    nano /usr/local/cpanel/whostmgr/docroot/cgi/zamfoo/zamfoo_reseller_license_key.php
  3. Replace the key.

    Find the line beginning with $license=. Replace only the text between the double quotes:

    $license="YOUR-ISSUED-KEY";

    Use your issued key in place of YOUR-ISSUED-KEY. Keep the variable name, quotes and semicolon.

  4. Save your change.

    In nano, press Ctrl+O, then Enter to save. Press Ctrl+X to close the editor.

  5. Check the key in WHM.

    Reopen WHM → Plugins → Zamfoo Reseller. If your plan includes Apex, also open Apex Operations Center.

What you should see

The license error clears and your purchased features are available.

If something goes wrong

Use $license, with the letter i. Some old comments show $l1cense, with the digit 1, which the reader does not use. If the new key is rejected, check the Resolve licensing errors and server changes.

LEARN BY DOING

Follow the steps visually

Choose a step to review its instructions and reference screen. Terminal output is an example.

Step 1 of 5

Back up the current key file

Keep a private copy of /usr/local/cpanel/whostmgr/docroot/cgi/zamfoo/zamfoo_reseller_license_key.php before editing it.

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