Be sure your software meets requirements of the Affiliate Egg plugin:
PHP 5.3 or higher.
Wordpress 4.2.2 or higher.
The manual plugin installation is the same as any other installation of the Wordpress plugin:
Download a ZIP archive of the plugin from your user panel or your license provider.
From wp-admin interface, select
Choose File and select
Affiliate Egg zip file.
Activate the plugin through the
Plugins menu in WordPress.
Input the active license key. You can find the key in your user panel or in your license provider.
Please find here the releases notes.