Exchange 2010 Manual
Un-Installation is UN-SUPPORTED.
The Best way to Remove Exchange
2010 is Uninstall it from Add/Remove Programs.
This will COMPLETELY REMOVE ALL Exchange related objects from Organization Completely.
As It will Remove all Exchange
Related Active directory Objects , None of the Exchange related stuff will work
after you complete the following Manual Un-Installation.
Please don’t follow in case you
have any working exchange server ( 2000,2003,2007 or 2010) in your
Organization.
Prepare for Manual
Un-Installation:
1. Take System State Backup of
your Active directory
2. Take Exchange Database Flat
file Copy (OR) Backup
3. Make a Note of All your Mailbox
Database names, Organization names, MRM Details, MRM Retention Tag Details, MRM
Retention Policy Details, OWA Mailbox Policy details, Exchange Active sync
Mailbox Policy details, Email Address Policy Details, Transport Rules, Journal
Rules, Send/Receive Connector Details, Global Settings, UM Settings etc.
4. Run ExBPA Report and Export the
Report for future reference.
5. Go to Registry Editor and
Export “My Computer” as Registry backup.
Remove Binaries, Registry from
Exchange Server:
1. Go to Exchange 2010 Server
2. Make Sure Exchange management
Console and Exchange Management Shell are Closed.
3. Go to Services.msc
4. Right Click on “Microsoft
Exchange Active Directory Topology Service”.
5. Go to Properties.
6. Stop the Service. Make the
Startup type “Disabled”
7. Click ok.
8. Stop and Disable All the
Exchange Related Services below in the same method.
Microsoft Exchange Address Book
Microsoft Exchange Anti-spam Update
Microsoft Exchange EdgeSync
Microsoft Exchange File Distribution
Microsoft Exchange Forms-Based Authentication
Microsoft Exchange IMAP4
Microsoft Exchange Information Store
Microsoft Exchange Mail Submission Service
Microsoft Exchange Mailbox Assistants
Microsoft Exchange Mailbox Replication Service
Microsoft Exchange Monitoring
Microsoft Exchange POP3
Microsoft Exchange Protected Service Host
Microsoft Exchange Replication Service
Microsoft Exchange RPC Client Access
Microsoft Exchange Search Indexer
Microsoft Exchange Server Extension for Windows Server Backup
Microsoft Exchange Service Host
Microsoft Exchange Speech Engine
Microsoft Exchange System Attendant
Microsoft Exchange Throttling
Microsoft Exchange Transport
Microsoft Exchange Transport Log Search
Microsoft Exchange Unified Messaging
Microsoft Search (Exchange Server)
Refer to:
Overview of Services Installed by
Exchange Setup
9. Restart the Exchange Server.
10. Go to Registry Editor.
11. Navigate to the following
registry entries and delete them.
COMPUTER ->HKEY_LOCAL_MACHINE
->SOFTWARE -> MICROSOFT -> EXCHANGE
COMPUTER ->HKEY_LOCAL_MACHINE
->SOFTWARE -> MICROSOFT -> EXCHANGESERVER
COMPUTER ->HKEY_LOCAL_MACHINE
->SYSTEM ->CURRENTCONTROLSET ->SERVICES ->MSEXCHANGE* (Everything
Starts with MSExchange)
COMPUTER ->
HKEY_CURRRENT_USER -> SOFTWARE -> MICROSOFT -> EXCHANGESERVER
11. Open Windows Explorer.
12. Navigate to %Program
Files%Microsoft
13. Rename “Exchange Server”
Folder as “Old Exchange Server”
14. Restart the Exchange Server.
15. Download the Windows Installer
Clean up utility from the below link
16. Install it in the Exchange
Server and Open it.
17. Remove the Microsoft Exchange
Related Products. Ex.
Microsoft Exchange 2007 Enterprise Anti-Spam Signature
Microsoft Exchange 2007 Enterprise Block List Update
Microsoft Exchange 2007 Standard Anti Spam-filter Update
Microsoft Exchange Client Language Pack
Microsoft Exchange Server
Microsoft Full Text Indexing Engine for Exchange
Microsoft Exchange Full text indexing Services
18. Restart the Exchange Server.
Removing Active Directory
Objects:
1. Go to Primary Domain Controller
2. Open ADSIEDIT
3. Right Click on ADSIEdit and
Click Connect to
4. Connect to “Default Naming
Context”
5. Navigate to the following
objects and Delete them.
DC=Domain,DC=Com ->
OU=Microsoft Exchange Security Groups
DC=Domain,DC=Com ->
CN=Microsoft Exchange System Objects
6. Right Click on ADSIEdit and
Click Connect to
7. Connect to “Configuration”
8. Navigate to the following
objects and Delete them.
CN=Configuration,DC=Domain,DC=Com
-> CN=Services -> CN=Microsoft Exchange
CN=Configuration,DC=Domain,DC=Com
-> CN=Services -> CN=Microsoft Exchange Autodiscover
9. Force the Active directory
Replication.
10. Exchange 2010 Manual Uninstallation is Completed