Introduction
The Rapoo E9050L is an ultra-thin, multi-device wireless keyboard designed for seamless switching between up to four devices. Its compact 78-key layout, low-profile chiclet keycaps, and long-lasting rechargeable battery make it suitable for various computing environments, including Windows, Mac, Linux, and Chrome OS.
Package Contents
- 1 x E9050L Wireless Keyboard
- 1 x USB Receiver
- 1 x Charging Cable
- 1 x User Guide
Product Overview

Top-down view of the Rapoo E9050L keyboard, showcasing its compact 78-key layout and sleek design.

Diagram illustrating the dimensions of the E9050L keyboard: 11.18 inches (28.4 cm) length, 4.69 inches (11.9 cm) width, and 0.51 inches (1.3 cm) height.

Side profile of the E9050L keyboard, highlighting its ultra-thin design and low-profile keycaps.

A close-up view of the low-profile chiclet keycaps, designed for comfortable and quiet typing.
Setup
Connecting via 2.4GHz USB Receiver
- Locate the USB receiver, typically stored in a compartment on the keyboard.
- Plug the USB receiver into an available USB port on your computer.
- Turn on the keyboard using the power switch. The keyboard should automatically connect to your device.

Illustration of the USB receiver being plugged into a laptop for 2.4GHz wireless connection.
Connecting via Bluetooth
- Ensure the keyboard is turned on.
- Press and hold the Fn key and one of the device keys (1, 2, or 3) for 3 seconds until the corresponding indicator light blinks rapidly. This indicates pairing mode.
- On your device (laptop, tablet, smartphone), go to Bluetooth settings and search for new devices.
- Select "Rapoo E9050L" from the list of available devices to pair.
- Once paired, the indicator light will stop blinking and remain solid for a few seconds before turning off.

Diagram showing the keyboard's ability to connect to multiple devices (laptop, desktop, tablet, smartphone) and compatibility with Windows, Mac OS, Linux, and Chrome OS.
Operating Instructions
Switching Between Devices
The E9050L keyboard supports connection to up to 4 devices (1 via 2.4GHz USB receiver, 3 via Bluetooth). To switch between connected devices:
- Press Fn + 1 to switch to Bluetooth Device 1.
- Press Fn + 2 to switch to Bluetooth Device 2.
- Press Fn + 3 to switch to Bluetooth Device 3.
- Press Fn + 4 to switch to the 2.4GHz USB receiver connection.
Multimedia Hotkeys
The keyboard features 12 multimedia hotkeys for quick access to common functions. To use them, press the Fn key simultaneously with the corresponding function key (F1-F12).
| Hotkey Combination | Function |
|---|---|
| Fn + F1 | Previous Track |
| Fn + F2 | Play/Pause |
| Fn + F3 | Next Track |
| Fn + F4 | Mute |
| Fn + F5 | Volume Down |
| Fn + F6 | Volume Up |
| Fn + F7 | Web Home |
| Fn + F8 | |
| Fn + F9 | My Computer |
| Fn + F10 | Search |
| Fn + F11 | Calculator |
| Fn + F12 | Lock Screen |

Visual representation of the multimedia hotkeys, activated by pressing the Fn key in combination with F1-F12.
Operating System Switching
The keyboard supports both Windows and Mac OS layouts. To switch between modes:
- Press Fn + Q for Mac OS mode.
- Press Fn + W for Windows OS mode.
Indicator Lights
The keyboard features indicator lights to provide information on device connection, capitalization, and battery status.
- Device Indicator: Located near the '1' key, it shows which device channel is currently active.
- Caps Lock Indicator: Located near the 'Caps' key, it illuminates when Caps Lock is active.
- Battery Indicator: Provides status on the keyboard's charge level.

Close-up of the keyboard showing the locations of the device and Caps Lock indicator lights.
Charging the Keyboard
The E9050L keyboard is equipped with a rechargeable lithium-ion battery. To charge:
- Connect the provided USB-C charging cable to the keyboard's charging port and to a USB power source (e.g., computer USB port, USB wall adapter).
- The battery indicator light will show charging status.
- A full charge can last up to 90 days with upgraded low-power technology. A 10-minute fast charge can provide a full day of use.

Diagram illustrating the 90-day battery life and charging indicators (low power, charging, charged).
Maintenance
To ensure the longevity and optimal performance of your Rapoo E9050L keyboard, follow these maintenance guidelines:
- Cleaning: Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the surface of the keyboard. Avoid excessive moisture. For cleaning between keys, use compressed air.
- Storage: When not in use for extended periods, store the keyboard in a dry, cool place away from direct sunlight and extreme temperatures.
- Avoid Spills: Keep liquids away from the keyboard to prevent damage to internal components.
- Handle with Care: Avoid dropping the keyboard or subjecting it to strong impacts, which can damage the aluminum alloy frame or internal circuitry.
Troubleshooting
If you encounter issues with your Rapoo E9050L keyboard, refer to the following common problems and solutions:
Keyboard Not Responding / Connectivity Issues
- Check Power: Ensure the keyboard is turned on and has sufficient battery charge. Recharge if necessary.
- Re-pair Bluetooth: If using Bluetooth, delete the keyboard from your device's Bluetooth list and re-pair it following the Bluetooth connection steps.
- USB Receiver: If using the 2.4GHz receiver, try plugging it into a different USB port on your computer. Ensure it is securely connected.
- Interference: Move the keyboard closer to your device and away from other wireless devices that might cause interference (e.g., Wi-Fi routers, other Bluetooth devices).
- Device Compatibility: Ensure your device's operating system is compatible (Windows 7/8/10/11, Mac OS, Linux, Chrome OS).
Keys Not Working or Repeating
- Clean Keys: Dust or debris under the keycaps can cause issues. Use compressed air to clean around and under the affected keys.
- Firmware Update: Check the official Rapoo website for any available firmware updates for your E9050L model, as these can resolve performance issues.
- Test on Another Device: Connect the keyboard to a different computer or device to determine if the issue is with the keyboard or the original device.
Battery Not Charging / Short Battery Life
- Check Cable and Port: Ensure the charging cable is not damaged and is securely connected to both the keyboard and the power source. Try a different USB-C cable or power adapter.
- Power Source: Ensure the USB power source is providing sufficient power.
- Full Charge Cycle: Allow the keyboard to fully charge until the indicator light shows it's complete. Avoid frequently charging for very short durations.
If the problem persists after trying these steps, please contact Rapoo customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Number | E9050L |
| Connectivity Technology | Bluetooth, 2.4GHz Wireless |
| Number of Devices Supported | Up to 4 (1 x 2.4GHz, 3 x Bluetooth) |
| Key Layout | 78-Key TKL (Tenkeyless) |
| Key Type | Low-profile Chiclet |
| Battery Type | Rechargeable Lithium Ion (1 included) |
| Battery Life | Up to 90 days on a full charge |
| Charging Port | USB-C |
| Material | Aluminum Alloy Frame |
| Product Dimensions | 11.18 x 4.69 x 0.51 inches (28.4 x 11.9 x 1.3 cm) |
| Item Weight | 10.3 ounces (292 g) |
| Compatible Devices | Laptop, PC, Projector, Smartphone, Tablet |
| Supported Operating Systems | Windows, Mac OS, Linux, Chrome OS |
Warranty and Support
Rapoo provides customer support for its products. For any issues or inquiries not covered in this manual, please refer to the following:
- Return Policy: This product typically comes with a 30-day return window from the date of purchase. Please refer to your retailer's specific return policy.
- Customer Support: Rapoo offers 7/24 customer support. For technical assistance, warranty claims, or further information, please visit the official Rapoo website or contact their customer service channels.
- Official Website: www.rapoo.com





