logitech MK345 Wireless Combo Full-Sized Keyboard User Guide
- June 5, 2024
- Logitech
Table of Contents
Logitech MK345 Wireless Combo Full-Sized Keyboard 
Know your product
- F-keys
- Caps-lock LED
- On/off power switch
- Tilt-legs
- Battery door
- Scroll wheel
- Battery indicator
- Receiver
- Product documentation
Setting up your keyboard and mouse
Keyboard F-keys
User-friendly enhanced F-keys let you launch applications easily. To use the
enhanced functions, first press and hold the FN key, then press the F-key
you want to use.
Tip: You can use the Logitech SetPoint™ software to reprogram F1, F2, and F4 with your preferred features
Visit Product Support
There’s more information and support online for your product. Take a moment to
visit Product Support to learn more about your new keyboard and mouse.
Browse online articles for setup help, usage tips, or information about
additional features. If your keyboard has optional software, learn about its
benefits and how it can help you customize your product.
Connect with other users in our Community Forums to get advice, ask questions,
and share solutions.
At Product Support, you’ll find a wide selection of content:
- Tutorials
- Troubleshooting
- Support community
- Software downloads
- Online documentation
- Warranty information
- Spare parts (when available)
Go to www.logitech.com/support/mk345
Troubleshooting
Keyboard and mouse not working
- Check your keyboard and mouse are powered on.
- Check that the receiver is securely plugged into a USB port on your computer.
- If the receiver is plugged into a USB hub, try plugging it directly into your computer.
- Try plugging the receiver into a different USB port closer to your keyboard and mouse.
- Remove any metallic objects between the receiver and your keyboard and mouse.
- Check that you pulled the battery tab out of your keyboard and mouse.
- Check the orientation of the batteries. The mouse uses one AA alkaline battery and the keyboard uses two AAA alkaline batteries.
What do you think?
Please take a minute to tell us.
Thank you for purchasing our product.
www.logitech.com/ithink
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