From the Start menu, select Settings - Control Panel.
Double-click on Add/Remove Programs.
Click the Install/Uninstall tab.
From the list of programs that you can remove, select EdgeCAM.
Click Add/Remove.
The following Wizard dialog will be displayed:

Select the option that you require. Note that the default is to repair the current EdgeCAM installation.
The options are:
Modify - this option allows you to add or remove components of the EdgeCAM installation
Repair - this should be used to refresh the EdgeCAM installation, for example if one or more files in the EdgeCAM installation have been deleted unintentionally.
Remove – this option will uninstall the EdgeCAM installation.