Set static IP address from DHCP

SetStaticIP.ps1

$addressFamily = 'IPv4'
# Retrieve the network adapter
$adapters = Get-NetAdapter | Where-Object {$_.Status -eq 'Up'}
foreach ($adapter in $adapters) {
    $ipConfiguration = $adapter | Get-NetIPConfiguration
    if ($ipConfiguration.NetIPv4Interface.DHCP -eq 'Disabled') {
        continue  # 'DHCP is not enabled'
}
$dns = ($ipConfiguration | Get-DnsClientServerAddress -AddressFamily $addressFamily).ServerAddresses
# Remove any existing IPv4 IP and gateway from the adapter
if (($adapter | Get-NetIPConfiguration).IPv4Address.IPAddress) {
    $adapter | Remove-NetIPAddress -AddressFamily $addressFamily -Confirm:$false
}
if (($adapter | Get-NetIPConfiguration).Ipv4DefaultGateway) {
    $adapter | Remove-NetRoute -AddressFamily $addressFamily -Confirm:$false
}
# Configure the IP address and default gateway
$adapter | New-NetIPAddress `
    -AddressFamily $addressFamily `
    -IPAddress $ipConfiguration.IPv4Address.IPAddress `
    -PrefixLength $ipConfiguration.IPv4Address.PrefixLength `
    -DefaultGateway $ipConfiguration.IPv4DefaultGateway.NextHop | Out-Null
# Configure the DNS client server IP addresses
$adapter | Set-DnsClientServerAddress -ServerAddresses $dns | Out-Null
}