https://logitechg502.com/logitech-brio-500-driver-and-software/ Repair and disassembly information for Logitech's M series of computer mice. Not to be confused with Logitech's MX series. Optionally, download and run the Logitech Firmware Update Tool since it updates the firmware of Logitech products, including that of wireless receivers. Optionally, download and run the Logitech Firmware Update Tool since it updates the firmware of Logitech products, including that of wireless receivers. Logitech8217;s penny-sized USB dongles lets users connect up-to six compatible Logitech wireless devices to their computer via a single dongle. It8217;s a good idea to mark the receivers so that you know which one is which: in my case, I bought the mouse before Logitech had the big bad Logo Redesign idea, so both my mouse and its receiver have the old Logitech logo, and the keyboard and its receiver have the new logo. With this setup, the devices behave more like 8220;wired8221; devices. Comes in handy