Access driver downloads for Logitech products at Support.Logitech.com. This website features freely downloadable drivers for Logitech products, including mice, keyboards, speakers and mobile devices. Alternatively, download and install a program designed to search your computer for required drivers and automatically install them, such as Driver Booster 3, freely downloadable at Download.Cnet.com.
At Support.Logitech.com, type your product's model number, such as "M-RBU126," in the Search Support box near the top of the main page, and then click the search icon. Click the orange More button included in the product listing to display the product's support page. If your computer uses a Windows operating system, select the operating system version on the drop-down menu about midway down the page on the left. If your computer uses OS X, click the Show Me button on the right side of the page associated with Mac operating systems, and then choose the operating system version on the drop-down menu.
After specifying your computer's operating system, use the drop-down menu associated with a driver to specify whether to download a Smart Installer, 32-bit Full Installer or 64-bit Full Installer. Click the orange Download button to download the executable file to your computer. Once you've downloaded it, double-click it to execute the installation procedure.