If your keyboard won't let you type correctly, scroll down to the Windows System folder and click it, click Control Panel, click the "View by" option and then select Large Icons if you're in Category view, and find Device Manager. Logitech products often come with Logitech software which proves to be a bridge between the software and the hardware. 在智能手机和平板电脑上享受台式电脑般舒适便捷的输入体验。罗技蓝牙™ 多设备键盘 k380 是一款小巧独特的键盘，让您在家中任何地方都能使用个人设备进行沟通和创作。. All other trademarks are the property of their respective owners. Logitech, the Logitech logo, and other Logitech marks are owned by Logitech and may be registered. Learn more about Unifying. However, if you encounter any issues or have questions about your product, Logitech is here to help. The K600 TV is at home on your couch - and in your hands. It lets you bind keys, update the firmware, set macros, control lighting, or simply help in pairing the devices. Unifying wireless lets you add up to six Unifying ready devices to one tiny receiver. Information contained herein is subject to change without notice. All other trademarks are the property of their respective owners. Replace batteries. Simply navigate with one or two hands, then place the keyboard on your lap for a comfortable typing experience. Search Logitech Unifying Software - Free download Information contained herein is subject to change without notice. 借助便捷的易于切换™ 按钮，可以通过蓝牙™ 无线技术同时连接最多三台设备，并在不同设备之间即时切换。 Why do lights flash on 1 and 2It's not working – Learn about Logitech - M585 Bluetooth Optical Mouse - Graphite with 5 Answers – Best Buy Logitech Unifying Receiver is a piece of hardware used by Logitech devices to sync all the Logitech products and make them usable wirelessly with your computer. K400 Plus is a plug and play keyboard designed for easy use and long life. This will search your computer for the "Device Manager" program, which allows you to reset hardware on your computer. The K270 is a UNIFYING Logitech device so you may buy a Unifying USB Receiver online and both the Keyboard and mouse will work once you load the Unifying application. Logitech Unifying wireless technology. Have had Logitech M185 mouse and K270 keyboard for years and got a HP preinstalled Windows 10 PC this past Christmas w/o any issues until yesterday. I noticed huge lag in keyboard responsiveness and then slight lag with mouse. I’d stuffed up the initial setup of my new K600, used the reset sequence to clear everything out (after first turning off bluetooth on the ‘previously’ paired devices).Thanks for this trick. Open Start and type in device manager. Logitech, the Logitech logo, and other Logitech marks are owned by Logitech and may be registered. If you want to reset your Logitech wireless keyboard, you must uninstall and reinstall this device driver. The 15-meter range means you'll always stay connected, even in the largest rooms. Original Title: Wireless logitech keyboard and mouse lags intermittently suddenly. It is like a small USB device that can be attached to your USB port and is usually a plug and play solution for your devices. Logitech assumes no responsibility for any errors that may appear in this manual. The K400 Plus is Also Unifying so, you may need the APP to connect it as well. Logitech assumes no responsibility for any errors that may appear in this manual.