AAargh..I have come across this on call-outs...did you uninstall the drivers for standard kybrd & mouse before installing the new ones? I find often that that is the cause..check in control panel which is installed or Device Manager...
OnePlus 5 review
See the work of famous artists playing with toys
iPad Pro 10.5in (2017) review
Comment faire une capture d’écran sur un Mac ?