How to uninstall Trendmicro forcefully

You aren’t ready to reinstall Trendmicro in case your antivirus is corrupted. As soon as after achieving uninstallation additionally you aren’t ready to put in and can get the error “The OfficeScan client is already installed on this computer”. In this case we want to take away entries from System, Registry and from device manager as well as effortlessly. Below is the straightforward process to ready to reinstall pattern micro.

1. Stop the following services from services.msc console

• Officescan NT Realtimescan
• Officescan NT Listener
•  Officescan NT Firewall (if enabled)
• Officescan NT Proxy Service

2. Run regedit.exe from start menu and then find the below keys and delete

HKLM\System\CurrentControlSet\Services

• Ntrtscan
• Tmcfw
• TmFilter
• Tmlisten
• TmPfw
• TmPrefilter
• TmProxy
• VsapiNt

3. HKLM\Software\TrendMicro (or HKLM\Software\Wow6432Node\TrendMicro for 64-bit clients):
• OfcWatchDog
• Pc-cillinNT Corp or OfficescanCorp
• Remote agent

4. HKLM\Software\Microsoft\Windows\CurrentVersion\Run

• Officescan NT Monitor

5. HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall

• Officescan NT

6. Right-click on My Computer, click Manage.Go to Device Manager select Show Hidden Devices from View Menu.Right-click on each of these devices and Hit Uninstall and ignore  reboot prompt.
• tmcomm
• Trend Micro Filter
• Trend Micro PreFilter (for Windows 2003)
• Trend Micro TDI Driver
• Trend Micro VSAPI NT

7. Delete the Officescan Program group in the Programs’ Start Menu
8.Go to \Program Files\Trend Micro and delete the Officescan client folder

9.Restart the System

Now you can able to install Trendmicro without any issue.