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I've also tried replacing the USB dongle with a different one and continue to have the same keyboard issues. I only discussed the mouse stuttering problem because that so obviously effected the usability of the mouse. If so, plug a compatible USB cable into the mouse and then plug it into a free USB port on your computer. The mouse connected to both profiles/dongles has no issues. Also, I connect a Logitech 'MX Keys' wireless keyboard and the Logitech MX Anywhere 3 wireless mouse using a single Logitech Unifying wireless receiver. Check to see if your mouse has a USB slot. There is no reset button on the plug or the board or the mouse. This keyboard and mouse set up uses a USB port plug to communicate with the keyboard and mouse. Both machines are using the same Logitech Wireless Keyboard and mouse. Other times the text is garbled, with keys missed and other keys showing up multiple times. This issue is prevalent on both machines. Sometimes it just loses connection for up to minutes at a time (with just a blinking light on profile 3). I don't believe I had keyboard connectivity issues immediately after the reinstall but I've been having more and more issues over time. I recently reinstalled Windows 10 from scratch. Profile 3 is connected to a USB dongle attached to my old Windows desktop PC running Windows 10. I was about to buy a much more expensive. Profile 1 is connected to a USB dongle attached to a docking station for my MBP. Links Below: I show how I resolved disconnects or intermittent operation of my Logitech Wireless Keyboard & Mouse. I've been using this combo for years with little issues (only issue is that I cannot update the firmware on they keyboard, been like that since I first got it and Logitech hasn't been able to figure out how to fix this.but it's not given me any problems). This information might be useful for someone looking for specific dongle.I have a K850 keyboard and M720 mouse. Haven't got hands on g913 and gPro keyboards. If its a Bluetooth-enabled Logitech mouse, follow our Bluetooth instructions above for your operating system. If your wireless mouse is a Logitech device, youll connect it just like any other wireless mouse. Macintosh: Application > Utilities > Logitech Unifying Software. Launch the Logitech Unifying Software: Windows: Start > Programs > Logitech > Unifying > Logitech Unifying Software. Rest all lightspeed dongles GPW, g403, g703, g603, g900, g903 have NRF chip. How to Connect a Logitech Wireless Mouse. Download and install the latest software from the M510 Downloads page. For my broken g305, I couldn't get a dongle available so took friend's help and swapped chips with nano dongle. Now the prices seem to have increased in 6 months. Ti chips use similar firmware but there are slight differences. NOTE:Most Logitech products will work with no additional software or drivers needed. Click on the Downloadstab and select your operating system in the drop-down to check if software is available. For unifying and lightspeed the difference is only firmware and I have no idea how to reprogram. Keyboard:On a label on the bottom of the product. Nano receivers use chip made by Ti-Texas instruments. I have redistributed to my friends as everyone had the same issue. In Germany, I seem to randomly find a eBay ad selling both unifying and nano receivers. You can buy nano receiver from AliExpress or eBay.