![Logitech G400 Black 8 Buttons 1 x Wheel USB Wired Optical 3600 dpi Gaming Mouse Gaming Mice - Newegg.com Logitech G400 Black 8 Buttons 1 x Wheel USB Wired Optical 3600 dpi Gaming Mouse Gaming Mice - Newegg.com](https://c1.neweggimages.com/ProductImage/26-104-577-08.jpg)
Logitech G400 Black 8 Buttons 1 x Wheel USB Wired Optical 3600 dpi Gaming Mouse Gaming Mice - Newegg.com
Logitech G - Do you have LGS currently installed? I'd check for updates (Follow the arrow in the picture to find the ^ above the ?, and click on Check for Updates)
![Logitech G400s 910-003589 Black 8 Buttons 1 x Wheel USB Wired Optical 4000 dpi Gaming Mouse Gaming Mice - Newegg.com Logitech G400s 910-003589 Black 8 Buttons 1 x Wheel USB Wired Optical 4000 dpi Gaming Mouse Gaming Mice - Newegg.com](https://c1.neweggimages.com/ProductImage/26-104-838-05.jpg)