Restoring the Previous OfficeScan Server Version

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The restoration procedure for the Apex One or OfficeScan server requires that administrators uninstall the latest Apex One server, reinstall the older server version, manually stop Windows services, update the system registry, and replace Apex One server files in the Apex One installation directory.

Important:

Ensure that you roll back Security Agents before restoring the OfficeScan server.

Uninstall the Apex One server.
Remove the following registry key:
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\InstallShield Uninstall Information\OfficeScan Management Console-<server host name or IP address>
Install the previous OfficeScan server version.
On the OfficeScan server computer, stop the following services:
- Intrusion Defense Firewall (if installed)
- Trend Micro Local Web Classification Server
- Trend Micro Smart Scan Server
- OfficeScan Active Directory Integration Service
- OfficeScan Control Manager Agent
- OfficeScan Plug-in Manager
- OfficeScan Master Service
- World Wide Web Publishing Service
Copy and replace all files and directories from the <Server_installation_folder>\<Restore_folder_version>\ directory to the <Server_installation_folder>\PCCSRV\ directory.
Restore the OfficeScan registry.
1. Open the Registry Editor (regedit.exe).
2. In the left navigation pane, select the one of the following registry keys:
  - For 32-bit systems: HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\OfficeScan\service
  - For 64-bit systems: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TrendMicro\Officescan\service
3. Go to File > Import....
4. Select the general OfficeScan server .reg file located in the <Server_installation_folder>\<Restore_folder_version>\ directory.
  The registry file name follows this format:
  
  RegBak_<Restore_folder_version>.reg
5. Click Yes to restore all of the previous OfficeScan version keys.
Optionally restore the database backup schedule.
1. Open the Registry Editor (regedit.exe).
2. In the left navigation pane, select the one of the following registry keys:
  - For 32-bit systems: HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\Database Backup
  - For 64-bit systems: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TrendMicro\Database Backup
3. Go to File > Import....
4. Select the database .reg file located in the <Server_installation_folder>\<Restore_folder_version>\ directory.
  The registry file name follows this format:
  
  RegBak_DBBak_<Restore_folder_version>.reg
5. Click Yes to restore all of the previous OfficeScan version keys.
Open a command line editor (cmd.exe) and type the following commands to reset the Local Web Classification Server performance counter:
cd <Server installation folder>\PCCSRV\LWCS

regsvr32.exe /u /s perfLWCSPerfMonMgr.dll

regsvr32.exe /s perfLWCSPerfMonMgr.dll
Restart the following services:
- Intrusion Defense Firewall (if installed)
- Trend Micro Local Web Classification Server
- Trend Micro Smart Scan Server
- OfficeScan Active Directory Integration Service
- OfficeScan Control Manager Agent
- OfficeScan Plug-in Manager
- OfficeScan Master Service
- Apache 2 (if using the Apache web server)
- World Wide Web Publishing Service (if using the IIS web server)
Clean the Internet Explorer cache and remove ActiveX controls manually. For details on removing ActiveX controls in Internet Explorer 9, see http://windows.microsoft.com/en-us/internet-explorer/manage-add-ons#ie=ie-9.
The previous OfficeScan server version settings have been restored.
Optionally register the OfficeScan server to the Apex Central/Control Manager server using the web console.
After confirming that OfficeScan rolled back successfully, delete all files in the <Server_installation_folder>\<Restore_folder_version>\ directory.