1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your BOSGAME E3 Mini PC. Please read this guide thoroughly before using the device to ensure proper functionality and to maximize your user experience. The BOSGAME E3 is a compact desktop computer designed for various applications, including office tasks, home entertainment, and educational purposes.
2. Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact customer support.
- 1x BOSGAME E3 Mini PC
- 1x HDMI Cable
- 1x Power Adapter
- 1x User Guide (this document)
- 1x VESA Mount with Screws

Image: Contents of the BOSGAME E3 Mini PC package, including the mini PC, HDMI cable, power adapter, user manual, and VESA mount with screws.
3. Product Overview
The BOSGAME E3 Mini PC is equipped with various ports and features to support a wide range of connectivity and display options.
3.1 Front Panel
- Power Button: To turn the device on or off.
- USB 3.2 (10Gbps) Ports (x2): For high-speed data transfer with compatible devices.
- USB Type-C Port (DP/Data/PD): Supports DisplayPort Alternate Mode for video output, data transfer, and Power Delivery.
- 3.5mm Audio Jack: For connecting headphones or external speakers.
3.2 Rear Panel
- 2.5G LAN Port: For high-speed wired network connection.
- USB 3.0 (5Gbps) Ports (x2): For connecting peripherals.
- HDMI 2.0 Ports (x2): Supports 4K@60Hz video output.
- DC Power Input: For connecting the power adapter.

Image: Detailed view of the front and rear ports on the BOSGAME E3 Mini PC, indicating USB, HDMI, LAN, USB-C, and audio connections.
4. Setup Guide
Follow these steps to set up your BOSGAME E3 Mini PC.
4.1 Initial Connection
- Connect Display: Use the provided HDMI cable to connect the Mini PC to your monitor or TV. You can use up to two HDMI ports and one USB Type-C port for triple display output.
- Connect Peripherals: Plug in your keyboard, mouse, and any other USB devices into the available USB ports.
- Connect Network (Optional): For a wired connection, connect an Ethernet cable to the 2.5G LAN port. For wireless, ensure your Wi-Fi network is available.
- Connect Power: Plug the power adapter into the DC input port on the Mini PC, then plug the adapter into a power outlet.
4.2 VESA Mount Installation
The BOSGAME E3 Mini PC supports VESA mounting, allowing you to attach it to the back of a compatible monitor or to a wall.
- Attach Bracket to Mini PC: Secure the VESA mount bracket to the Mini PC using the provided screws.
- Attach Bracket to Display/Wall: Secure the other side of the VESA mount bracket to the VESA holes on your monitor or to a wall using appropriate screws.

Image: Diagram illustrating the two steps for VESA mount installation: attaching the bracket to the mini PC and then to a monitor or wall.
5. Operating Instructions
5.1 Powering On/Off
- Power On: Press the power button on the front panel. The power indicator light will illuminate.
- Power Off: To shut down the system, use the operating system's shutdown function (e.g., Start > Power > Shut down in Windows). Alternatively, press and hold the power button for 5 seconds to force a shutdown (use only when necessary).
5.2 Initial Boot and Operating System
The BOSGAME E3 Mini PC comes with Windows 11 pre-installed. Upon first boot, you will be guided through the initial Windows setup process, including language selection, network connection, and user account creation.
5.3 Network Connectivity
- Wired Connection: If an Ethernet cable is connected, the system should automatically detect and connect to the network.
- Wireless Connection (Wi-Fi): Access the Wi-Fi settings in Windows 11, select your desired network, and enter the password if prompted. The device supports Wi-Fi 5 (802.11ac).
- Bluetooth: The device supports Bluetooth 5.0. You can pair Bluetooth devices (e.g., headphones, keyboards) through the Bluetooth settings in Windows 11.
5.4 Triple Display Setup
The Mini PC supports connecting up to three displays simultaneously for extended desktop or mirrored display modes. Use the two HDMI 2.0 ports and the USB Type-C port (which supports DisplayPort Alt Mode) for 4K@60Hz output on each display.

Image: A BOSGAME E3 Mini PC connected to three monitors, demonstrating its triple screen display capability for enhanced productivity or entertainment.
6. Storage Expansion
The BOSGAME E3 Mini PC comes with a 512GB M.2 PCIe 3.0 SSD. For additional storage, the device supports expansion up to 2TB. Refer to the product's internal layout diagram for the M.2 slot location. It is recommended to consult a professional or refer to detailed hardware upgrade guides if you are unfamiliar with internal component installation.

Image: Close-up view of DDR4 SODIMM RAM and an M.2 NVMe PCIe SSD, representing the high-capacity, high-performance storage and memory components of the BOSGAME E3 Mini PC.
7. Troubleshooting
If you encounter issues with your BOSGAME E3 Mini PC, refer to the following common troubleshooting steps.
- No Power:
- Ensure the power adapter is securely connected to both the Mini PC and a working power outlet.
- Verify the power outlet is functional by plugging in another device.
- No Display:
- Check that the HDMI or USB-C cable is securely connected to both the Mini PC and the monitor.
- Ensure the monitor is powered on and set to the correct input source.
- Try a different display cable or monitor if available.
- No Internet Connection:
- For wired connections, ensure the Ethernet cable is properly connected and your router is working.
- For Wi-Fi, check that Wi-Fi is enabled in Windows settings and you are connected to the correct network with the correct password.
- Restart your router and the Mini PC.
- System Slowdown:
- Close unnecessary applications running in the background.
- Ensure your operating system and drivers are up to date.
- Check for sufficient free storage space on the SSD.
8. Specifications
Detailed technical specifications for the BOSGAME E3 Mini PC.
| Feature | Specification |
|---|---|
| Processor | Intel 13th Gen Twin Lake N150 (4 Cores/4 Threads, up to 3.6GHz) |
| Graphics | Intel Graphics 24EUs 1000MHz (Integrated) |
| RAM | 16GB DDR4 SODIMM (2666 MHz) |
| Storage | 512GB M.2 2280 NVMe PCIe 3.0x1 SSD (Expandable up to 2TB) |
| Operating System | Windows 11 (Compatible with Linux and Ubuntu) |
| Video Output | 2x HDMI 2.0 (4K@60Hz), 1x USB Type-C (DP/Data/PD, 4K@60Hz) |
| USB Ports | 2x USB 3.2 (10Gbps), 2x USB 3.0 (5Gbps), 1x USB Type-C |
| Network | 1x 2.5G LAN Port (Realtek RTL8822CE), Wi-Fi 5 (802.11ac), Bluetooth 5.0 |
| Audio | 1x 3.5mm Audio Jack |
| Dimensions (LxWxH) | 5.1 x 5.07 x 1.81 inches (12.95 x 12.88 x 4.6 cm) |
| Weight | 1.92 pounds (0.87 kg) |
9. Warranty and Support
BOSGAME is committed to providing excellent customer service and support for your E3 Mini PC.
- Warranty: Your BOSGAME E3 Mini PC comes with a 1-year worry-free guarantee from the date of purchase.
- Technical Support: We offer lifetime technical support for your product.
- Customer Service: Our customer service team is available 24/7 to assist you with any inquiries or issues.
- Contact: For support, please email us at Qingzhuomao@163.com.





