SYSTEM REQUIRES
Make sure that those limits to a minimum as follows in order for free-trouble while installing:
- WordPress 5.0+
- PHP 7.0+
- WooCommerce 7.0+
DOWNLOAD PLUGIN
- Go to Plugin/Add New/Upload Plugin/Choose file/ select plugin zip file product-pre-orders-for-woo-pre.zip
- Click “Install Now“/“Active plugin“.
See this video for a better view