Eset Nod32 manually uninstall
Restart your computer and start Windows with Safe Mode. Press the F8 key while rebooting and choose Safe mode from the list.
Click on Start menu and then click on Run.
Type regedit and hit Enter key of your keyboard.
From the registry editor find the following keys and delete them:
Code
[a] HKEY_CURRENT_USER\Software\ESET
[b] HKEY_LOCAL_MACHINE\Software\ESET
[c] HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run\egui
Click Start › Control Panel › Folder Options › View, Select Show hidden files and folders.
Go to C:\WINDOWS\inf folder and delete INFCACHE.1 file from that folder.
Now. Restart your computer and after reinstallation, delete the following three folders.
Code
C:\Program Files\ESET
C:\Documents and Settings\All Users\Application Data\ESET
C:\Documents and Settings\%USER%\Application Data\ESET
By following the above steps, you can easily remove ESET NOD32 antivirus totally from your computer 
