PowerShell Script to Optimize Virtual Ethernet Adapter Performance for BlueStacks with Hyper-V Enabled

Optimize-vEthernet-for-BluestacksNxt.ps1

#Requires -RunAsAdministrator

Try {

  # Disable all Virtual Ethernet Adapters except the Virtual Ethernet Adapter for BlueStacks
  Get-NetAdapter -Name "vEthernet *" | where Name -inotmatch ‘BluestacksNxt’ | Disable-NetAdapter -Confirm:$false
  # Ensure the Virtual Ethernet Adapter for BlueStacks is active
  Enable-NetAdapter -Name "vEthernet (BluestacksNxt)"

  # Disable Large Send Offload (LSO) for all Virtual Ethernet Adapters. Learn more: https://learn.microsoft.com/en-us/windows-hardware/drivers/network/performance-in-network-adapters#supporting-large-send-offload-lso
  Disable-NetAdapterLso -Name "vEthernet (*)"
  # Disable Receive side scaling (RSS) for all Virtual Ethernet Adapters. Learn more: https://learn.microsoft.com/en-us/windows-hardware/drivers/network/introduction-to-receive-side-scaling?source=recommendations
  Disable-NetAdapterRss -Name "vEthernet (*)"
  # Disable Receive segment coalescing (RSC) for all Virtual Ethernet Adapters. Learn more: https://learn.microsoft.com/en-us/windows-hardware/drivers/network/overview-of-receive-segment-coalescing
  Disable-NetAdapterRsc -Name "vEthernet (*)"

  # List all acitve network adapters
  (Get-NetAdapter | where status -eq ‘up’ | Format-List -Property Name, InterfaceDescription, Status | Out-String).TrimEnd()

  Write-Host "`nvEthernet (BluestacksNxt) - Large Send Offload (LSO):`n"
  (Get-NetAdapterLso -Name "vEthernet (BluestacksNxt)" | Format-List -Property "*Enabled" | Out-String).Trim()

  Write-Host "`nvEthernet (BluestacksNxt) - Receive Side Scaling (RSS):`n"
  (Get-NetAdapterRss -Name "vEthernet (BluestacksNxt)" | Format-List -Property "Enabled" | Out-String).Trim()

  Write-Host "`nvEthernet (BluestacksNxt) - Receive Segment Coalescing (RSC):`n"
  (Get-NetAdapterRsc -Name "vEthernet (BluestacksNxt)" | Format-List -Property "*Enabled" | Out-String).Trim()
  
  Write-Host "`n"

} Catch {

  Write-Host "An error occurred:"
  Write-Host $_

}

Example Output

Name                 : Ethernet
InterfaceDescription : Intel(R) Ethernet Connection (2) I219-V
Status               : Up

Name                 : vEthernet (BluestacksNxt)
InterfaceDescription : Hyper-V Virtual Ethernet Adapter #3
Status               : Up

vEthernet (BluestacksNxt) - Large Send Offload (LSO):

IPv4Enabled   : False
IPv6Enabled   : False
V1IPv4Enabled : False

vEthernet (BluestacksNxt) - Receive Side Scaling (RSS):

Enabled : False

vEthernet (BluestacksNxt) - Receive Segment Coalescing (RSC):

IPv4Enabled : False
IPv6Enabled : False