You can uninstall SlideLizard like any other Windows software as usual. A previous deactivation of SlideLizard is NOT necessary.
In rare cases, a flaw in PowerPoint may cause SlideLizard to still be displayed in PowerPoint even after uninstalling. If this is the case, carry out the following steps:
If this does not work, either because SlideLizard is still visible or because PowerPoint crashes while removing (unfortunately this is a bug of PowerPoint itself), you can do the following:
Finally please restart your PC to ensure all temporary data is deleted.