You can remove Atop CHM to Web Converter from your system as follows:
1 Open the Windows Control Panel.
2 Double click on [Add/Remove Programs].
3 Find Atop CHM to Web Converter in the list, and double click on it.
4 Follow the instructions in the Uninstall Wizard.
Or click Start - program - Atop CHM to Web Converter - uninstall Atop CHM to
Web Converter