Logitech M705 Manual

Wireless device does not work or is not recognized

When your device isn't working, the problem is likely a connection or power issue. This can be
due to several reasons, such as:

Low battery levels

Plugging the receiver into a USB hub or other unsupported device such as a

KVM switch
NOTE: Your receiver must be plugged directly into your computer.

Using your wireless keyboard on metal surfaces

Radio frequency (RF) interference from other sources, such as wireless speakers, cell
phone, and so on

Windows USB port power settings
If your keyboard is not working or frequently loses connection try the following steps:
1. Check the batteries or make sure your device is charged.
2. Make sure the keyboard is On.
3. Keep other electrical wireless devices away from the USB receiver to avoid interferences.
4. Move the keyboard closer to the USB receiver.
5. Unpair/repair or disconnect/reconnect hardware:
o If you have a Unifying receiver, identified by this logo,
or keyboard from the Unifying receiver
o If your receiver is non-Unifying, it cannot be unpaired. However, if you have a
replacement receiver, you can use the
pairing.

USB receiver does not work or is not recognized

If your device stops responding, confirm that the USB receiver is working properly.
The steps below will help to identify if the issue is related to the USB receiver:
1. Open Device Manager and make sure your product is listed.
2. If the receiver is plugged into a USB hub or extender, try plugging it into a port directly
on the computer
3. Windows only — try a different USB port. If it makes a difference, try
motherboard USB chipset
4. If the receiver is Unifying, identified by this logo,
check if the device is found there.
5. If not, follow the steps to
6. Try using the receiver on a different computer.
7. If it's still not working on the second computer, check Device Manager to see if the
device is recognized.
Connection Utility
driver.
connect the device to a Unifying
for instructions.
software to perform the
open Unifying Software and
receiver.
see Unpair a mouse
updating the