The completely counter-intuitive way of deleting a device from Logitech Options | ZDNET
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How to Update Your Logitech Unifying Receiver
Logitech Unifying for Chrome
Can I downgrade Logitech K375s keyboard firmware? And is there a way to backup the current firmware on the keyboard before I do so? · Issue #2044 · fwupd/fwupd · GitHub
Why you should really, really update your Logitech wireless dongle - The Verge
Wireless keyboard problems | Crimson Wall
Logitech Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black- PartsXP
Logitech Unifying Software - Download
Current Firmware Versions for MX Keys & Master : r/logitech
Updating Logitech Hardware on Linux – Technical Blog of Richard Hughes