How do you fix synaptics device?

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I have the same problem; except I use a Targus Wireless mouse that had the Synaptics program in place and its stopped working. I have an Acer laptop Model Aspire 7730Z.  more
... > System > Device Manager > Mice & Other devices > Right click on your Synaptics device and Uninstall ... the original one for your device.  more

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