Unlock-QADUser

Unlock a user account in Active Directory. Use this cmdlet to unlock a user account that has been locked out due to a number of failed logon
attempts.

Syntax
      Unlock-QADUser [[-Identity] IdentityParameter]
         [-WhatIf] [-Confirm] Advanced_Options

Key

   -identity    The Distinguished Name (DN), Canonical Name, GUID or, where applicable,
                the Domain\Name, UPN or SID of the user object you wish to disable. 

   -WhatIf      Describe what would happen if you executed the command,
                without actually executing the command.

   -Confirm     Prompt for confirmation before executing the command.

   Advanced_Options:
                [-UseGlobalCatalog] [-Proxy] [-Service String]
                [-ConnectionAccount String] [-ConnectionPassword SecureString]
                [-Credential PSCredential] [-Connection ArsConnection]

Notes:
By default Unlock-QADUser will connect to any available domain controller with the credentials of the locally logged on user, to connect to a specific domain controller using a specific account, either use the advanced options (-Proxy/-Service/-ConnectionAccount) or use the Connect-QADService cmdlet to make the connection.

Example

Unlock the user account JaneC in domain ss64Dom

PS C:> Unlock-QADUser 'ss64Dom\JaneC'

“If you're an underdog, mentally disabled, physically disabled, if you don't fit in, if you're not as pretty as the others, you can still be a hero” ~ Steve Guttenberg

Related:

Enable-QADUser - Disable a user account
Deprovision-QADUser - Deprovision a user account in AD
Quest cmdlets