List AD users that haven't logged on in 30 days Import-Module activedirectory Get-ADUser -Filter {Enabled -eq $TRUE} -SearchBase $OU -Properties Name,SamAccountName,LastLogonDate | Where {($_.LastLogonDate -lt (Get-Date).AddDays(-30)) -and ($_.LastLogonDate -ne $NULL)} | Sort | Select Name,SamAccountName,LastLogonDate See if a tcp port is open/blocked/closed Test-NetConnection -ComputerName COMPUTER_NAME -Port PORT_NUMBER Set an interface to type public/private/domain Get-NetConnectionProfile Name : wtf.local InterfaceAlias : Internal InterfaceIndex : 12 NetworkCategory : DomainAuthenticated IPv4Connectivity : LocalNetwork IPv6Connectivity : LocalNetwork Name : Network InterfaceAlias : Internet InterfaceIndex : 13 NetworkCategory : Public IPv4Connectivity : LocalNetwork IPv6Connectivity : LocalNetwork Set-NetConnectionProfile -InterfaceIndex 13 -NetworkCategory Private see what DOMAIN user is logged on to a remote PC query user /server:$SERVERNAME #powershell version $PSVersionTable #show what software needs upgrading winget upgrade #update all software winget upgrade --all