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Manually uninstalling the OfficeScan 7.x client from a Windows 2003/XP/2000/NT machine
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Solution: |
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Please do the following: Note: Users may want to print out this solution as it requires a restart. | | | 1. | Stop the following services: | | • | OfficeScanNT Listener | | • | OfficeScanNT RealTimeScan | | • | OfficeScanNT Personal Firewall (if enabled) | | | 2. | Run regedit.exe and go to the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services hive. Delete the following keys (if available): | | | | Important: Always back up the whole registry before making any modifications. Incorrect changes to the registry can cause serious system problems. | | | | • | Ntrtscan | | • | Tmlisten | | • | TmFilter | | • | VSApiNt | | • | TMPreFilter | | • | TM_CFW | | • | OfcPfwSvc | | | 3. | Go to the HKEY_LOCAL_MACHINE \SOFTWARE\TrendMicro hive. Delete the following keys (if available): | | Note: For 64-bit clients, look for HKEY_LOCAL_MACHINE \SOFTWARE \Wow6432Node\TrendMicro. | | | | • | OfcWatchDog | | • | Pc-cillinNTCorp or OfficeScanCorp (depending on the client) | | • | RemoteAgent | | • | PC-cillin | | • | CFW | | | 4. | Go to the HKEY_LOCAL_MACHINE \SOFTWARE \Microsoft\Windows\CurrentVersion\Run hive and the delete the key OfficeScanNT Monitor. | | | 5. | Delete the OfficeScan program group (Trend Micro OfficeScan Client) from the Windows Start menu. | | | 6. | Go to the HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Current Version\Uninstall registry key and delete the OfficeScanNT key. | | | 7. | Restart the machine. | | | 8. | Delete the directories that contain the OfficeScan client program files. |
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