Exchange 2010 Uninstall Tips

Disable circular logging

Move, disable, remove, enable arbitration mailboxes:
Get-Mailbox -Arbitration | ft Name,Database
Get-Mailbox –Arbitration –Database DB01 | New-MoveRequest -TargetDatabase DBYZ
Get-Mailbox -Arbitration -Database db1 | Disable-Mailbox –Arbitration
Get-Mailbox -Arbitration -Database db1 | Disable-Mailbox –Arbitration –DisableLastArbitrationMailboxAllowed
Enable-Mailbox –Arbitration –Identity <SystemMailbox[GUID]>
Get-Mailbox -Arbitration -Database DB01 | Remove-Mailbox -Arbitration -RemoveLastArbitrationMailboxAllowed

setup.com /PrepareAD

Remove reg key “NodeStructureSetting” under “HKEY_CURRENT_USER\SOFTWARE\Microsoft\ExchangeServer\v14\AdminTools”

Unable to Remove Failed Server from DAG in Exchange Server 2010: http://exchangeserverpro.com/unable-remove-failed-server-dag-exchange-server-2010/

How to Remove an Exchange 2010 Public Folder Database: http://exchangeserverpro.com/exchange-2010-remove-public-folder-database/

Use ADSIEdit to remove database from organization:
Connect to “Configuration”
Navigate to database and delete
CN=Configuration,DC=Domain,DC=Com > CN=Services > CN=Microsoft Exchange > CN={YourOrgName} > CN=Administrative Group > CN=Exchange Administrative Groups (FYD…) > CN=Databases

Is it ok to remove Exchange Server objects using ADSIEDIT #Exchange #Exchange2010: