Hello,
Thank you for your post , I would suggest Connecting Your Laptop with Desktop with Ethernet connector, For that you need a Cross cable and Put the IP address on both system from same class like Put Ip address for Laptop as 192.168.1.1 and for desktop 192.168.1.2 and by connecting Your laptop with cross cable with desktop you can access the desktop from laptop by following procedure Go to Start then run type
\\192.168.1.2 it will ask for user ID and password provide the ID and password now you are able to access this computer If you wanted to access D drive put commant as
\\192.168.1.2/D$ like this .
Hope this help.
Sudarshan shindode Tier 2 Application Support Server and Tools Online Engineering Live Services Team