1. Product Overview
The Bmax Mini PC B1 Plus is a compact and efficient desktop computer designed for various tasks, including web browsing, document editing, 4K media playback, and light multitasking. It features an Intel Celeron J3355 processor, 6GB RAM, and 128GB eMMC storage, with options for M.2 SSD expansion.

Image: Bmax B1 Plus Mini PC overview highlighting key features like the Intel Celeron J3355 processor, Wi-Fi 5, Bluetooth 5.0, pre-installed Windows 11, 128GB eMMC, 6GB LPDDR3 RAM, Gigabit LAN, efficient cooling, and dual HDMI display support.
2. Setup Guide
2.1 Unboxing
Carefully unpack all components from the box. Ensure all items listed in the package contents are present.
Video: An official unboxing video for the Bmax B1 Plus Mini PC, demonstrating the contents and initial presentation of the product.

Image: The Bmax B1 Plus package contents, showing the mini PC, metal bracket for VESA mounting, HDMI cable, and power adapter.
2.2 Connecting Peripherals
Connect your monitor(s), keyboard, mouse, and other necessary peripherals to the Mini PC. The device supports dual HDMI output for extended display setups.
- HDMI Ports: Connect up to two monitors using the HDMI 1.4b ports for 4K @60Hz display.
- USB Ports: Utilize the USB 3.0 (Type-A) x 2 and USB 2.0 (Type-A) x 2 ports for keyboard, mouse, and other USB devices.
- Ethernet Port: Connect an Ethernet cable for a stable wired network connection.
- 3.5mm Headset Jack: For audio output and microphone input.
- Power Input: Connect the DC 12V/2A power adapter to the power input port.

Image: Detailed view of the Bmax B1 Plus connectivity ports, including two HDMI ports, two USB 3.0 ports, two USB 2.0 ports, a Gigabit Ethernet port, a 3.5mm headset jack, and the power input.
2.3 Initial Power On and Operating System Setup
After connecting all peripherals and power, press the power button to turn on the Mini PC. The device comes pre-installed with Windows 11 Home. Follow the on-screen instructions to complete the initial setup of the operating system.

Image: The Bmax B1 Plus Mini PC displaying its compatibility with Windows 11 Home, Linux, and Ubuntu operating systems.
2.4 VESA Mounting
The B1 Plus is designed to be ultra-compact and can be mounted behind a monitor using the included VESA bracket to save desk space.
- Attach the VESA bracket to the back of your monitor using the provided screws.
- Slide the Mini PC onto the bracket until it clicks securely into place.

Image: The Bmax B1 Plus Mini PC shown mounted behind a monitor using a VESA bracket, illustrating its compact size and space-saving capabilities.
3. Operating Instructions
3.1 Basic Operation
The B1 Plus is suitable for everyday computing tasks. Its Intel Celeron J3355 processor provides sufficient performance for web browsing, office applications, and streaming 4K content.
Video: An official experience video showcasing the Bmax B1 Plus Mini PC in various usage scenarios, including 4K video playback, web browsing, and office work.
3.2 Dual Display Setup
Enhance productivity by connecting two monitors to the Mini PC. Both HDMI ports support 4K resolution at 60Hz, allowing for an extended desktop experience.
- Connect your primary monitor to one HDMI port.
- Connect your secondary monitor to the second HDMI port.
- Configure display settings in your operating system (e.g., Extend, Duplicate) as needed.

Image: A user working with a dual monitor setup connected to the Bmax B1 Plus, demonstrating 4K resolution and multitasking capabilities.
3.3 Storage Expansion
The B1 Plus offers flexible storage expansion options:
- M.2 SSD Slots: The device includes dual M.2 SSD slots (1x SATA + 1x NVMe) allowing for storage expansion up to 2TB without replacing the original 128GB eMMC drive.
- To install an M.2 SSD, power off the device, open the chassis (refer to the detailed user guide for instructions), insert the M.2 SSD into the appropriate slot, and secure it.
- After installation, you may need to initialize and format the new drive through Disk Management in Windows.

Image: An internal view of the Bmax B1 Plus Mini PC, highlighting the dual M.2 SSD slots for both NVMe and SATA drives, allowing for significant storage expansion.
3.4 Connectivity
The B1 Plus provides stable and versatile connectivity options:
- Dual-Band WiFi (2.4G/5G): For wireless internet access.
- Bluetooth 5.0: For connecting wireless peripherals like keyboards, mice, and headphones.
- Gigabit Ethernet: For a high-speed, stable wired network connection.

Image: The Bmax B1 Plus Mini PC showcasing its stable networking features, including Wi-Fi 5, Bluetooth 5.0, and a Gigabit Ethernet LAN port.
3.5 Auto Power On and Wake-on-LAN
The B1 Plus supports advanced power management features:
- Auto Power On: The system can be configured to boot automatically upon AC power connection. This is useful for kiosk applications or unattended operation.
- Wake-on-LAN (WoL): This feature allows you to remotely power on the Mini PC over a network connection. Both features can be enabled in the BIOS settings.

Image: The Bmax B1 Plus Mini PC highlighting its Auto Power On and Wake-on-LAN capabilities, which can be configured in the BIOS for various applications.
4. Maintenance
4.1 Cooling System
The B1 Plus features a smart silent fan and heat sink system designed for efficient heat dissipation and quiet operation. To ensure optimal performance and longevity, keep the ventilation openings clear of obstructions.

Image: An exploded view of the Bmax B1 Plus Mini PC's internal components, showcasing the silent-optimized smart fan and copper heat pipe for efficient cooling.
4.2 Software Updates
Regularly update your operating system and drivers to ensure system stability, security, and optimal performance. Windows Update can be configured to automatically download and install updates.
5. Troubleshooting
5.1 General Issues
- No Power: Ensure the power adapter is securely connected to both the Mini PC and a working power outlet.
- No Display: Verify that the HDMI cables are correctly connected to the monitor(s) and the Mini PC. Try a different HDMI port or cable if available. Ensure the monitor is set to the correct input source.
- Slow Performance: Close unnecessary applications. Check for background processes consuming high resources. Ensure sufficient free storage space. Consider upgrading the storage with an M.2 SSD for improved speed.
- Network Connectivity Issues: For Wi-Fi, check router status and ensure the Mini PC is within range. For wired connection, verify the Ethernet cable is properly connected and router settings are correct.
5.2 Smart Recovery System
The Bmax Mini PC B1 Plus features an exclusive One-Click Restore function to quickly recover your system to a factory-fresh condition. This can resolve many software-related issues.
- Power On: Turn on your Mini PC.
- Enter Recovery Mode: As soon as the screen lights up, repeatedly tap the F9 key until the System Recovery menu appears.
- Start the Recovery: You will have two options: Using Keyboard: Press the 'Y' key to begin the factory reset. (Or press 'E' to exit). Using Mouse: Click the [Restore System] button. The recovery process will begin and typically takes approximately 5-10 minutes. Your PC may restart during this time.
- Set Up Windows: Once complete, you will be greeted by the initial Windows setup screen. Simply follow the on-screen instructions to set up your fresh system.

Image: A visual guide to the Bmax exclusive Smart Recovery System, detailing the steps for factory reset and Windows restoration.
6. Specifications
| Feature | Specification |
|---|---|
| Brand | Bmax |
| Model Name | B1 Plus |
| CPU Model | Intel Celeron J3355 (up to 2.5 GHz) |
| Operating System | Windows 11 Home (supports Linux/Ubuntu) |
| RAM | 6GB LPDDR3 |
| Storage | 128GB eMMC |
| Storage Expansion | Dual M.2 SSD slot (1x SATA + 1x NVMe), up to 2TB |
| Graphics | Intel HD Graphics 500 (Integrated) |
| Video Output | 2 x HDMI 1.4b (4K @60Hz Dual Display) |
| USB Ports | 2 x USB 3.0, 2 x USB 2.0 |
| Network Connectivity | Dual-Band WiFi (2.4G/5G), Bluetooth 5.0, Gigabit Ethernet |
| Audio | 3.5mm Headset Jack |
| Dimensions | 4.25 x 4.13 x 1.42 inches |
| Weight | 0.49 lbs |
| Cooling Method | Smart Fan |
| Special Features | VESA Mount Support, Auto Power On, Wake-on-LAN, One-Click Recovery |
7. Warranty and Support
7.1 Warranty Information
The Bmax Mini PC B1 Plus comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and hardware malfunctions under normal use. Please retain your proof of purchase for warranty claims.
7.2 Technical Support
For technical assistance, troubleshooting, or warranty inquiries, please contact Bmax customer support. Refer to the contact information provided in the included user guide or visit the official Bmax website for the most up-to-date support resources.