A:AnswerMaintenance and Service Guide for the HP Spectre x360 15 Convertible PC
IMPORTANT! This document is intended for HP authorized service providers only.
Here is the link: http://h10032.www1.hp.com/ctg/Manual/c06422405
Read pages 29 - 34 to see how memory can be replaced by an authorized service provider.
A:AnswerAt the moment, this is the only similarly configured 17" HP in stock without a considerable jump in the price-up to $1150. This is the next one up that has a black finish. https://www.bestbuy.com/site/hp-17-3-gaming-laptop-intel-core-i7-8gb-memory-nvidia-geforce-gtx-1660-ti-256gb-solid-state-drive-shadow-black/6356080.p?skuId=6356080
A:AnswerYou can use any type of USB - C docking station or port replicator with the adapters that you need. The laptop has 1 HDMI so that covers one monitor.