====== Clear All Windows Event Logs ======
:!: Run commands in elevated PowerShell.
===== PowerShell 1.0 =====
wevtutil el | Foreach-Object {Write-Host "Clearing $_"; wevtutil cl "$_"}
===== PowerShell =====
:!: Ignore the error clearing the Debug logs.
Get-WinEvent -ListLog * -Force | % { Wevtutil.exe cl $_.logname }