To remove everything that can be removed from all users

Get-AppxPackage -AllUsers | Remove-AppxPackage

check listening port in windows

netstat -a -n -o

nslookup - query all reconds for specified domain name

cmd
nslookup
set type=any
youdomainname

you will get the list of all records

set network settings using netsh(ip+alias)

@echo off
REM set network settings for home lan network
netsh interface ip set address name="lan" static 192.168.1.196 255.255.255.0 192.168.1.1 1
netsh interface ip add address name="lan" 192.168.57.196 255.255.255.0
netsh interface ip set dns name="lan" static 192.168.1.1

manage external usb drive letter assigment

http://www.uwe-sieber.de/usbdlm_e.html#download