1. Introduction
The CORBOBO Aula F3099 is a versatile wireless keyboard designed for various computing needs, offering triple-mode connectivity, customizable RGB backlighting, and a multi-function media knob. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance.

Image: The Aula F3099 Wireless Keyboard, showcasing its full layout and design.
2. What's in the Box
Please verify that all items are present in the package:
- Keyboard x 1
- Keycap Puller x 1
- USB-C Cable x 1
- User Manual x 1
Video: An unboxing demonstration of the AULA F3099 Wireless Keyboard, showing the contents of the package.
3. Setup
3.1 Connectivity Modes
The Aula F3099 keyboard supports three connectivity modes:
- 2.4G Wireless Mode: Connects via a USB receiver.
- Bluetooth (BT5.0) Mode: Connects wirelessly to up to three devices.
- Wired Mode: Connects directly via the included USB-C cable.

Image: Diagram illustrating the three connection modes (2.4G, Bluetooth, Wired) and how to switch between them using Fn key combinations.
3.2 Initial Connection
- Wired Mode: Connect the USB-C cable from the keyboard to your computer's USB port. The keyboard will automatically switch to wired mode.
- 2.4G Wireless Mode: Press Fn + ~ to activate 2.4G mode. Insert the USB receiver into your computer. The keyboard should connect automatically.
- Bluetooth Mode:
- Press Fn + 1, Fn + 2, or Fn + 3 to select a Bluetooth channel.
- Long-press the selected Fn + (1/2/3) combination for 3 seconds to enter pairing mode. The indicator light will flash.
- On your device (PC, laptop, smartphone, tablet), search for Bluetooth devices and select "AULA F3099" to pair.
- Once paired, the indicator light will stop flashing. You can save up to three different devices.
3.3 Driver Installation (Windows Only)
For macro customization and advanced RGB settings, download the official driver from bit.ly/m/corbobo. The driver only supports wired mode operation on Windows systems.
4. Operating Instructions
4.1 Switching Connectivity Modes
To switch between connected devices or modes:
- Wired Mode: Connect the USB-C cable.
- 2.4G Wireless Mode: Press Fn + ~.
- Bluetooth Mode: Press Fn + 1, Fn + 2, or Fn + 3 to switch to a previously paired device.
4.2 Dual-Mode Multimedia Knob
The knob offers two operational modes: Gaming Mode and Office Mode.
- Long-press the knob for 3 seconds to switch between Gaming Mode and Office Mode.
Gaming Mode
- Rotate Knob: Increase/decrease RGB brightness.
- Press Knob: Cycle through backlight effects.
Office Mode
- Rotate Knob: Increase/decrease computer volume.
- Press Knob: Mute/unmute audio.

Image: Visual guide to the dual-mode functionality of the multimedia knob, detailing actions for both gaming and office modes.
Video: Demonstration of the F3099 Wireless Keyboard's media knob functionality.
4.3 Multimedia Hot Keys (M1, M2, M3)
The three multimedia buttons next to the knob have different functions depending on the active mode:
- In Office Mode:
- M1: Previous song
- M2: Play/Pause
- M3: Next song
- In Gaming Mode: These buttons enable macro shortcut recording. By default, M1/M2/M3 have no function in gaming mode.

Image: Explanation of the multimedia hot keys (M1, M2, M3) and their functions in both office and gaming modes.
4.4 RGB Backlighting Control
The keyboard features 16.8 million colors of RGB lighting. Adjustments can be made using shortcut keys or the software driver.
- Fn + END: Adjust light colors (in constant light mode).
- Fn + PGUP: Adjust the next light effect.
- Fn + PGDN: Adjust the last light effect.
- Fn + =: Increase light brightness.
- Fn + -: Decrease light brightness.
- Fn + [: Decrease light speed.
- Fn + ]: Increase light speed.
For advanced customization, use the software driver (Windows only).

Image: Visual guide to controlling RGB backlighting effects, brightness, and speed using Fn key combinations.
4.5 Macro Programming
Every key on the F3099 keyboard supports macro customization via the programmable driver (Windows only, wired mode required).
- Download and install the driver from bit.ly/m/corbobo.
- Connect the keyboard in wired mode.
- Open the driver software to access macro settings and assign complex actions to individual keys.

Image: Screenshot of the AULA F3099 software driver interface for macro programming and RGB settings.
5. Maintenance
Proper maintenance ensures the longevity and performance of your keyboard.
- Cleaning: Use a soft, dry cloth to wipe the keyboard surface. For deeper cleaning, use a keycap puller to remove keycaps and clean underneath with compressed air or a small brush.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery: If using wireless modes, ensure the keyboard is charged regularly to maintain battery health.
Video: A short video demonstrating the method for installing accidentally detached keycaps, useful for maintenance.
6. Troubleshooting
If you encounter issues with your Aula F3099 keyboard, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard not connecting in 2.4G mode | USB receiver not properly inserted or keyboard not in 2.4G mode. | Ensure the USB receiver is fully inserted. Press Fn + ~ to switch to 2.4G mode. Try a different USB port. |
| Keyboard not connecting in Bluetooth mode | Not in pairing mode, device not discoverable, or already connected to another channel. | Long-press Fn + (1/2/3) to enter pairing mode. Ensure Bluetooth is enabled on your device. Forget and re-pair the device if necessary. |
| RGB backlighting not working or stuck | Incorrect settings or software glitch. | Use Fn key combinations to adjust lighting. If using the driver, restart the software or reinstall it. Ensure the keyboard is charged. |
| Keys not responding | Low battery, connectivity issue, or software problem. | Charge the keyboard. Re-establish connection (wired, 2.4G, or Bluetooth). Restart your computer. If the issue persists, contact support. |
| Multimedia knob not functioning | Incorrect mode or temporary software issue. | Long-press the knob to switch between Gaming and Office modes. Restart the keyboard by turning it off and on. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | CORBOBO |
| Model Number | F3099 |
| Connectivity Technology | 2.4GHz, BT 5.0, USB-C |
| Keyboard Description | Membrane |
| Number of Keys | 104 |
| Keyboard Layout | QWERTY |
| Keyboard Backlighting | RGB (16.8 million colors) |
| Power Source | Battery Powered |
| Product Dimensions | 17.51"L x 8.07"W x 1.96"H |
| Compatible Devices | Gaming Console, Laptop, PC, Smartphone, Tablet |
| Enclosure Material | Plastic |
8. Warranty and Support
The CORBOBO Aula F3099 Wireless Keyboard comes with a 6-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.
For warranty claims, technical support, or any inquiries, please contact CORBOBO Direct through the platform where you purchased the product or refer to the contact information provided in your purchase documentation.
Return Policy: This product is eligible for a refund or replacement within 30 days of purchase, subject to the retailer's return policy.