1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Beelink Mini PC Mini S12. Please read this manual thoroughly before using the device to ensure proper functionality and longevity.

Image 1.1: The Beelink Mini PC Mini S12, a compact desktop computer.
The Beelink Mini PC Mini S12 is a compact and efficient computer designed for various usage scenarios, including office tasks, online education, entertainment, and industrial applications. It features an Intel 12th Gen 4-Core N95 processor, 8GB DDR4 RAM, and a 256GB SSD, offering smooth performance for everyday computing needs.
2. Package Contents
Verify that all items listed below are included in your package:
- 1 x Beelink Mini PC Mini S12
- 1 x Power Adapter
- 1 x VESA Mount & Screws
- 1 x User Manual (this document)
- 2 x HDMI Cables

Image 2.1: Included accessories: user manual, wall-mounted bracket, HDMI cables, and power adapter.
3. Product Overview
Familiarize yourself with the various components and interfaces of your Beelink Mini PC Mini S12.
3.1 Front Panel

Image 3.1: Front and rear view of the Mini PC, highlighting port locations.
- RTC Key: For resetting CMOS settings.
- USB3.2 Gen2 (10Gbps): Two ports for high-speed data transfer.
- Earphone Jack: For audio output.
- Power Button: To turn the device on/off.
- Power Indicator Light: Indicates power status.
3.2 Rear Panel
- USB3.2 Gen2 (10Gbps): Two additional ports for high-speed data transfer.
- LAN (1000M): Gigabit Ethernet port for wired network connection.
- 4K 60Hz HDMI: Two HDMI 2.0 ports for dual 4K display output.
- DC Jack: Power adapter input.
- Locking: Security lock slot.
3.3 Internal Components

Image 3.2: Exploded view showing the internal structure, including the cooling fan, heat sink, motherboard, SO-DIMM DDR4, and M.2 SSDs.
The internal design includes a cooling fan, heat sink, and SSD cooling to maintain optimal operating temperatures and ensure stable performance.
4. Setup Instructions
Follow these steps to set up your Beelink Mini PC Mini S12:
- Connect Peripherals: Connect your monitor(s) to the HDMI ports. Connect your keyboard and mouse to the USB ports.
- Connect Power: Plug the power adapter into the DC Jack on the rear panel, then connect it to a power outlet.
- Power On: Press the power button on the front panel. The power indicator light will illuminate.
- Initial Windows Setup: The Mini PC comes with Windows 11 Home pre-installed. During the initial setup, it is recommended to not connect to the internet or Wi-Fi immediately. This allows you to create a local user account without requiring a Microsoft account. You can connect to the internet after the operating system is fully set up.
- Dual Display Setup: The Mini PC supports dual 4K displays via its two HDMI 2.0 ports. Once connected, you can configure display settings within Windows to extend or duplicate your desktop.
4.1 VESA Mount Installation
Use the included VESA mount and screws to attach the Mini PC to the back of a compatible monitor, saving desk space.
5. Operating Instructions
This section covers general operation and features of your Mini PC.
5.1 Network and Wireless Connectivity
- Wired Connection: Connect an Ethernet cable to the LAN port for a stable 1000M Gigabit network connection.
- Wi-Fi: The Mini PC supports 802.11ac Dual Band 2.4 & 5GHz Wi-Fi for wireless internet access. Configure Wi-Fi settings through Windows.
- Bluetooth: Integrated Bluetooth 4.2 allows connection to wireless peripherals such as keyboards, mice, and headphones.
5.2 Advanced Features
The Mini PC supports several advanced power management and boot options:
- Wake On LAN (WOL): Allows the computer to be woken up remotely over a network connection.
- PXE Boot: Enables booting the computer from a network server.
- RTC Wake: Allows scheduling the computer to power on at a specific time.
- Auto Power On: Configures the computer to automatically power on when AC power is restored.
These features can typically be configured in the system's BIOS/UEFI settings.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your Mini PC.
6.1 General Care
- Keep the device in a clean, dry environment, away from direct sunlight and extreme temperatures.
- Avoid blocking the ventilation openings to ensure proper airflow.
- Clean the exterior with a soft, dry cloth. Do not use liquid cleaners.
6.2 Heat Dissipation
The Mini PC features an efficient cooling system with a built-in fan, heat sink, and hard drive cooler. Ensure the device has adequate space around it for air circulation to prevent overheating.
6.3 Storage Expansion

Image 6.1: Internal view showing the dual M.2 SSD slots for storage expansion.
The Mini PC supports M.2 2280 NVMe/SATA3 SSDs, configurable up to 4TB storage. It includes two M.2 2280 slots (one PCIe3.0 x1 slot, one PCIe3.0 x4 slot compatible with SATA 3 SSDs). For storage upgrades, consult a qualified technician or refer to detailed upgrade guides available online.
7. Troubleshooting
This section addresses common issues you might encounter.
- No Display:
- Ensure the monitor is powered on and correctly connected to the HDMI port.
- Try a different HDMI cable or monitor.
- No Power:
- Verify the power adapter is securely connected to both the Mini PC and a working power outlet.
- Check if the power indicator light is on.
- Network Connectivity Issues:
- For wired connections, ensure the Ethernet cable is properly connected and router/modem is functioning.
- For Wi-Fi, check if the Wi-Fi adapter is enabled in Windows settings and if you are connected to the correct network with the correct password.
- Slow Performance:
- Close unnecessary applications running in the background.
- Ensure the system has adequate ventilation to prevent thermal throttling.
- Check for available Windows updates and driver updates.
- Operating System Issues (Initial Setup):
- As a warm tip, avoid connecting to the network or Wi-Fi until the operating system is fully running during initial setup. This helps in creating a local user account and avoiding potential setup complications.
If issues persist, refer to the support information in Section 9.
8. Specifications
Key technical specifications of the Beelink Mini PC Mini S12:

Image 8.1: Detailed product specification table for the Beelink Mini PC Mini S12.
| Feature | Specification |
|---|---|
| Product Type | Mini PC (Navy Blue) |
| Dimension | 115 x 102 x 41mm (4.52 x 4.01 x 1.54 inches) |
| CPU | Intel Alder Lake-N N95 Processor (4 Cores, Max Turbo Frequency 3.4GHz, 6MB Smart Cache) |
| Graphics | Intel UHD Graphics (16EUs, 1.20 GHz) |
| RAM | 8 GB DDR4 (SO-DIMM DDR4 3200MHz Slot*1, supports up to 16GB) |
| System Disk | 256 GB SSD (M.2 2280 NVMe/SATA3 SSD, Max 2TB) |
| Internal Slot | M.2 2280 SSD (M.2 PCIe X1 Max 2TB) |
| Network | WiFi 5 (802.11ac), Bluetooth 4.2, LAN 1000M |
| Interfaces | 4x USB3.2 Gen2 (10Gbps), 2x HDMI (4K 60Hz), 1x RJ45 1000M LAN, 1x Audio Jack (3.5mm Phone Jack Two-in-one), 1x DC Jack |
| Operating System | Windows 11 Home |
| Power Source | Input: 100-240V AC, 50/60Hz; Output: 12V 3A |
| Working Temperature | 0°C–40°C, 90% @40°C Humidity |
| Storage Temperature | -20°C–60°C, 90% @40°C Humidity |
| Additional Functions | Wake On LAN, PXE Boot, RTC Wake, Auto Power On |
9. Warranty and Support
Beelink is committed to providing excellent customer service and support for your Mini PC.
- Warranty: The Beelink Mini PC Mini S12 comes with a 1-Year Free Replacement warranty.
- Technical Support: Lifetime technical support is provided.
- After-Sales Service: 24/7 after-sales service is available for any questions or concerns.
- Certifications: All Beelink products, including this Mini PC, have obtained FCC, RoHS, and CE Certifications, ensuring compliance with safety and environmental standards.
For assistance, please contact Beelink customer service through the official channels provided at the point of purchase or on the Beelink website.