Install WooCommerce Product Showcase Block For Gutenberg using WordPress plugin installer
or by uploading its files into the WordPress plugins directory.
Activate the WooCommerce Product Showcase Block For Gutenberg through WordPress Plugins menu.
Click the Plugins => Add New
Click Upload Plugin and then Choose the woo-product-showcase-block.zip from your computer then click on the Install Now button.
To activate newly installed plugin navigate the Plugins => Installed Plugins.
Find the WooCommerce Product Showcase Block Gutenberg plugin from the list and press/click Activate.
Congratulations! plugin has been installed and activated on your website.