Introduction
This manual provides comprehensive instructions for the HP Wireless Keyboard and Mouse Combo, Model 18H24AA#ABA. This combo offers a comfortable, sleek, and quiet user experience with a reliable 2.4GHz wireless connection. It is designed for compatibility with various operating systems, including PC and Mac.
Package Contents
Upon opening your HP Wireless Keyboard and Mouse Combo package, please verify that all the following items are included:
- HP Full-Size Wireless Keyboard
- HP Wireless Mouse
- USB Wireless Receiver (typically stored inside the mouse battery compartment)
- 2 x AAA Batteries (for keyboard)
- 1 x AA Battery (for mouse)
- Product Notice
- Warranty Card
- Regulatory, Environmental, and Declaration (R.E.D.) RTF Card
Setup Instructions
Follow these steps to set up your HP Wireless Keyboard and Mouse Combo:
- Insert Batteries:
- For the keyboard: Open the battery compartment on the underside of the keyboard and insert two (2) AAA batteries, ensuring correct polarity.
- For the mouse: Open the battery compartment on the underside of the mouse. If present, remove the USB wireless receiver. Insert one (1) AA battery, ensuring correct polarity.
- Connect USB Wireless Receiver: Locate an available USB-A port on your computer (PC or Mac). Insert the USB wireless receiver into the port.
- Automatic Recognition: Your computer should automatically detect and install the necessary drivers for the keyboard and mouse. This is a plug-and-play process.
- Begin Use: Once recognized, your HP Wireless Keyboard and Mouse Combo is ready for use.

This image displays the HP Wireless Keyboard and Mouse Combo, featuring the full-size black keyboard, the ergonomic black mouse, and the compact USB wireless receiver.
Operating Instructions
Keyboard Operation
The HP Wireless Keyboard features a full-size, 3-zone layout with chiclet-style plunger keys, offering a low profile key travel of 2.5 mm for comfortable and accurate typing. It includes a complete set of keys, including a numeric keypad.
- Function Keys: The top row of keys (F1-F12) includes multimedia controls and system functions. These may require pressing the 'Fn' key simultaneously depending on your system's configuration.
- Power/Sleep Key: A dedicated key for power management is integrated for convenience.
- Indicator Lights: Lights for Num Lock, Caps Lock, and Battery status are located above the numeric keypad.
Mouse Operation
The HP Wireless Mouse is designed for comfort and durability, featuring a 3-button layout and adjustable sensitivity up to 1600 DPI for precise control.
- Buttons: Left-click, right-click, and scroll wheel (which also functions as a middle-click button).
- DPI Adjustment: The mouse's sensitivity (DPI) can be adjusted to suit user preference, up to 1600 DPI.

A user is shown working at a desk, utilizing the HP Wireless Keyboard and Mouse Combo with their laptop and an external monitor, highlighting its use in a typical workspace.
Maintenance
To ensure optimal performance and longevity of your HP Wireless Keyboard and Mouse Combo, consider the following maintenance tips:
- Battery Replacement: The keyboard uses 2 AAA batteries with a life of up to 16 months. The mouse uses 1 AA battery with a life of up to 12 months. Replace batteries when the indicator light signals low power or when performance degrades.
- Cleaning: Use a soft, dry cloth to clean the surfaces of the keyboard and mouse. For stubborn dirt, a slightly damp cloth can be used, ensuring no liquid enters the devices. Avoid harsh chemicals.
- Storage: When not in use for extended periods, remove batteries to prevent leakage. Store in a cool, dry place.
Troubleshooting
If you encounter issues with your HP Wireless Keyboard and Mouse Combo, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard/Mouse not responding | Low or dead batteries; USB receiver not connected; Device not powered on. | Replace batteries. Ensure USB receiver is firmly plugged into a working USB-A port. Check if the power switch (if present) on the mouse is ON. |
| Lag or intermittent connection | Out of range; Interference; Low battery. | Move devices closer to the USB receiver (within 32.81 ft/10 meters). Avoid placing the receiver near large metal objects or other wireless devices. Replace batteries. |
| Mouse cursor erratic or not moving smoothly | Dirty sensor; Unsuitable surface; Low battery. | Clean the mouse sensor with a soft cloth. Use the mouse on a clean, non-reflective surface or a mouse pad. Replace the mouse battery. |
| Specific keys not working | Dirt under key; Hardware issue. | Attempt to clean around and under the affected key. If the issue persists, contact HP support. |
Specifications
| Feature | Detail |
|---|---|
| Brand | HP |
| Model Number | 18H24AA#ABA |
| Connectivity Technology | 2.4 GHz Wireless (via USB-A receiver) |
| Wireless Range | Up to 32.81 ft (10 meters) in open area |
| Keyboard Type | Full size, 3-zone layout, Chiclet style, Plunger keys |
| Key Travel | Low profile, 2.5 mm |
| Mouse Buttons | 3 |
| Mouse DPI | Up to 1600 DPI |
| Keyboard Batteries | 2 x AAA |
| Mouse Batteries | 1 x AA |
| Keyboard Battery Life | Up to 16 months |
| Mouse Battery Life | Up to 12 months |
| Compatible Operating Systems | Windows 11, Windows 10, Mac OS, Windows 7, Windows 8 |
| Keyboard Dimensions (W x D x H) | 17.23 x 5.76 x 1.09 in (43.76 x 14.63 x 2.77 cm) |
| Mouse Dimensions (W x D x H) | 2.49 x 4.53 x 1.43 in (6.32 x 11.51 x 3.63 cm) |
| Keyboard Weight | 1.09 lb (0.49 kg) |
| Mouse Weight | 0.14 lb (0.06 kg) |
Warranty and Support
Your HP Wireless Keyboard and Mouse Combo is covered by a Two-year limited warranty. For detailed warranty terms and conditions, please refer to the Warranty Card included in your package.
For technical support, troubleshooting assistance, or to inquire about warranty services, please visit the official HP support website or contact HP customer service. This product is compatible with all HP PCs that have an available USB-A port.