The following code will remove additional information tab and add additional information below add to cart:

 // Remove additional information tab
add_filter( 'woocommerce_product_tabs', 'remove_additional_information_tab', 100, 1 );
function remove_additional_information_tab( $tabs ) {
    unset($tabs['additional_information']);

Go to Appearance > Customize > Additional CSS by pressing the blue Publish button;

ul.products li.product{

width: 46.411765%;

float: left; margin-right: 5.8823529412%;

}

Remote Desktop (Xrdp) is a free and open-source implementation of the Microsoft RDP server that enables operating systems other than Microsoft Windows to provide a fully functional RDP-compatible remote desktop experience.

This tutorial will explain to you how to install and configure the Xrdp on Ubuntu 18.04.

Prerequisite

Sudo access to your Ubuntu 18.04 server