Disable complex password of domain

  # List domain name :

Get-ADDomain | Select-Object -ExpandProperty DNSRoot

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  # List domain name shorthand :

(Get-ADDomain).DNSRoot

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  # Complex password disable :

Set-ADDefaultDomainPasswordPolicy `
  -Identity "tbk.kh" `
  -ComplexityEnabled $false `
  -MinPasswordLength 0

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  # Immediately reapply all Group Policy settings :

gpupdate /force

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