Then switch from one computer to the other with the push of a button for efficient multi-tasking. If restarting your Mac does not fix the problem, the next thing you may do is clean … It's compatible with all Logitech Unifying products (look for Unifying logo displayed on compatible products)Advanced 2.4 GHz wireless technology provides a powerful, reliable connection up to 10 meters away with virtually no delays or dropouts. Both of you choose the Uninstall Program. All firmware updated. Want to ask other users with the same product a question? STILL NEED HELP? Support Communities / Mac OS & System Software / macOS Catalina Looks like no one’s replied in a while. To start the conversation again, simply ask a new question. again, and rebooted again, and now everything works as expected.Has this been fixed yet?

There’s also a listing for Logitech “Unifying” software app version 1.3.375, listing Catalina support. It can also be a great add on for your Logitech Flow setup.USB receiver to be used with a Unifying mouse or keyboard.© 2020 Logitech. Please use a more current browser to view our site.Connect up to 6 compatible keyboards and mice to one computer with a single Unifying receiver – and forget the hassle of multiple USB receivers.Use an extra Unifying receiver to connect a dual connectivity mouse or keyboard – or both – to a second computer. If you need to register multiple serial numbers, you can upload a CSV file as an attachment below.If you have further inquiry, please do not hesitate to reach back to us or contact our support team for direct assistance.Note: JumpStart will email you to arrange a time for the phone callI downloaded and installed the newest LCC (3.9.9?) al. For 90 days from the date of purchase, you have access to configuration and support resources to assist with system, software, and security configuration. Just updated to Catalina and my M325 Logitech mouse stopped working immediately. Thread reply - more options. Check our Logitech Warranty here. We would like touch base with you and check if you're still experiencing issues with the LCC software.Uninstall EVERYTHING, reboot, reinstall.Some more troubleshooting information:Sorry to hear that. 2-Year Limited Hardware WarrantyOur smallest Unifying receiver. From the menu bar, select Check for Updates. The scroll, and movement work, but the zoom, back, forward, et. Check our Logitech Warranty here. So...those of us that don't have devices with Bluetooth, we're SOL for the foreseeable, apparently.Thanks, but that did nothing for my K350 or my K520.Thank you for reaching Logitech!