Forum Discussion
Bucky001
Aug 27, 2026Tin Contributor
Help: Logitech Keyboard Won't wake Win10 from sleep and doesn't work after waking.
Problem just started happening. The mouse will wake the computer but the Logitech K400 keyboard will not. When computer wakes, there's no keyboard connection and the Logitech Unifying software does...
Micahon
Aug 27, 2026Copper Contributor
A very common cause for this specific K400 behavior is physical setup. Logitech emphasizes that their Unifying receiver must be plugged directly into your computer, not a USB hub, monitor, or KVM switch .
- Bucky001Aug 28, 2026Tin Contributor
Thanks Micahon
I've tried plugging the receiver into every front and back port on the PC (Dell T3600) behaviour is the same. No hubs (aside from what may be built into the T3600) or switches.