Powershell commands - Useful

#How old is your Windows install?
gwmi Win32_OperatingSystem | select InstallDate

#Spit out all the printers
gwmi win32_printer | select Name, Portname, Default

#Get Serial number/service tag
gwmi win32_bios | select serialnumber

#Shut down immediately, avoiding windows update:
shutdown /s /t 0

#Restart when you're logged in with RDP and the shutdown / restart commands are hidden:
shutdown /r /t 0

#Restart service
restart-service servicename

#List of all installed applications on a Windows device + all installed Windows Update files (KB)
Get-ItemProperty HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\* | Select-Object DisplayName, DisplayVersion, Publisher, InstallDate | Format-Table –AutoSize


#This script will look for the host.bak file in C:\
Get-Childitem -Path C:\ -Recurse -Filter hosts.bak -ErrorAction SilentlyContinue


#Find Last Bootup Time
Get-WmiObject win32_operatingsystem |select @{Name="Last Boot Time"; Expression={$_.ConvertToDateTime($_.LastBootUpTime)}}, PSComputerName

#Find Your Public IP Address
(Invoke-RestMethod ipinfo.io/json).ip


#ipconfig /all equivalent gip is short for Get-NetIPConfiguration.
gip


#Show network adaptors
get-netadapter

#Restart remote computer
restart-computer -computername [computer]

#Sync Ad Changes without waiting for the next sync cycle before the minimum time between sync via Azure AD connect
Start-ADSyncSyncCycle -PolicyType Delta


#To display the detailed information about all available user attributes, run this command:
Get-ADUser -identity tuser -properties *

#Display all enabled AD users with First Name and Lastname
Get-ADUser -Filter "(surname -like '*') -And (givenname -like '*') -and (enabled -eq '$true')" | ft Givenname,surname

#Get AD groups a AD user is member of
Get-ADPrincipalGroupMembership username | ft name


#Export all AD Objects and all of their available attributes
csvde -f output.csv

#Check for accounts that don't have password expiry set
Get-ADUser -Filter 'useraccountcontrol -band 65536' -Properties useraccountcontrol | export-csv C:\Windows\Temp\U-DONT_EXPIRE_PASSWORD.csv