Help Center

Got questions about Expert Invoice? You're at the right place!


Before you install the system, make sure your environment meets the following requirement.

Minimum WordPress version: 4.4.9 and above

Installation steps

  • Download the plugin from the url in your order email email
  • Unzip the file you downloaded. You will see to zip files, and
  • Go to the “Plugins > Add New” screen on your website.
  • At the top, right next to the word “Add New” is a button labeled “Upload Plugin”. Click that button, and a new area of the page should become visible to you.
  • Into that area you can either drag-and-drop of use the “Choose File” button to use your system’s file browser to find the file.
  • Once you’ve found the file, click “Install Now.” This will trigger WordPress to upload and unzip the ZIP file and register the plugin on your WordPress site.
  • On the next screen that shows up, you can then click the “Activate” button to turn on the plugin.

Follow the previous steps to intall the plugin.

Add your licence key

Your licence key entitles you to support and upgrades for a period of one year. Follow the following steps to enter the licence key you received in the order email.

  • Go to the “Settings > Expert Invoice Licence” screen on your website.
  • For the email address field, enter the email you used when you ordered
  • Enter the licence key you received in the licence key field.
  • Go to the “Settings > Expert Invoice Paypal Licence” screen on your website and enter the same details as previous.