1. Introduction
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your MSI Stealth 18 HX AI Gaming Laptop. Designed for high-performance gaming and creative tasks, this laptop combines powerful hardware with advanced cooling and connectivity features.

Figure 1.1: MSI Stealth 18 HX AI Gaming Laptop
Video 1.1: Official product overview of the MSI Stealth 18 HX AI Gaming Laptop, highlighting its design and key features.
2. Setup
2.1 Unboxing and Initial Inspection
Carefully remove the laptop and all accessories from the packaging. Inspect for any signs of damage. The package should include the laptop, power adapter, and documentation.
2.2 Connecting the Power Adapter
Connect the power adapter to the DC-in port on the laptop and then plug it into a power outlet. It is recommended to fully charge the battery before first use.

Figure 2.1: Input/Output Ports on the MSI Stealth 18 HX AI
2.3 First Boot and Windows Setup
Press the power button to turn on the laptop. Follow the on-screen instructions to complete the Windows 11 Home setup, including language, network, and user account configuration.
2.4 Connecting Peripherals
Utilize the available ports (USB, Thunderbolt 4, HDMI, Ethernet) to connect external devices such as mice, keyboards, external displays, and storage devices. Wi-Fi 7 and Bluetooth 5.4 are available for wireless connections.
3. Operating Instructions
3.1 Power On/Off
To power on, press the power button. To power off, click the Start menu, then Power > Shut down. You can also use Sleep or Restart options.
3.2 Keyboard Functions
The laptop features a SteelSeries per-key RGB backlit keyboard. Customize lighting effects through the pre-installed software. The keyboard also includes a dedicated Copilot key for AI assistance.

Figure 3.1: Per-Key RGB Keyboard

Figure 3.2: Copilot Key for AI Assistance
3.3 Touchpad Usage
The integrated touchpad supports multi-touch gestures for navigation. Refer to Windows settings for customization options.
3.4 Display Settings
The 18-inch QHD+ 240Hz display offers a high refresh rate and vibrant colors. Adjust resolution and refresh rate through Windows Display Settings or NVIDIA Control Panel for optimal gaming and viewing experiences.

Figure 3.3: QHD+ 240Hz Display
3.5 Audio Settings
The laptop features a Sound by Dynaudio 6x speaker system (2x2W speakers, 4x2W woofers). Adjust volume and audio profiles using the dedicated software or Windows Sound settings.

Figure 3.4: Dynaudio 6x Speaker System
4. Maintenance
4.1 Cleaning the Laptop
Use a soft, lint-free cloth to clean the screen and chassis. For stubborn marks, dampen the cloth with a small amount of water or a screen-safe cleaner. Avoid harsh chemicals.
4.2 Cooling System Care
The Vapor Chamber Cooling system with dual fans and four exhausts is designed for efficient heat dissipation. Ensure the vents are clear of obstructions to maintain optimal performance. Regular cleaning of dust from the vents is recommended.

Figure 4.1: Vapor Chamber Cooling System
4.3 Battery Optimization
The laptop is equipped with a 99.9Whr battery. To prolong battery life, avoid extreme temperatures, and consider using battery-saving modes when not gaming or performing intensive tasks. Periodically discharge and recharge the battery fully.

Figure 4.2: 99.9Whr Battery
4.4 Software Updates
Regularly update your operating system, drivers (especially graphics drivers), and MSI utilities to ensure optimal performance, security, and compatibility.
5. Troubleshooting
5.1 No Power
- Ensure the power adapter is securely connected to both the laptop and a working power outlet.
- Check the power indicator light on the laptop.
- Try a different power outlet.
5.2 Display Problems
- If the screen is blank, ensure the laptop is powered on.
- Connect an external monitor via HDMI to check if the issue is with the laptop's display.
- Update graphics drivers.
5.3 Performance Slowdowns
- Close unnecessary background applications.
- Check for malware or viruses.
- Ensure the cooling vents are not blocked and the laptop is not overheating.
- Update drivers and operating system.
5.4 Network Connectivity Issues
- Verify Wi-Fi is enabled and you are connected to the correct network.
- Restart your router/modem.
- Update Wi-Fi drivers.
- If using Ethernet, ensure the cable is properly connected.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | msi |
| Model Name | Stealth 18 HX AI A2XWIG-045US |
| Screen Size | 18 Inches |
| Native Resolution | 2560 x 1600 pixels (QHD+) |
| CPU Model | Intel Core Ultra 9 (Ultra 9-275HX) |
| Graphics Card | NVIDIA GeForce RTX 5080 (16 GB GDDR7) |
| RAM Memory | 32 GB DDR5 (5600 MHz, Max 96 GB) |
| Hard Disk Size | 2 TB SSD (PCIe Gen4) |
| Operating System | Windows 11 Home |
| Wireless Technology | Wi-Fi 7, Bluetooth 5.4 |
| Battery | 99.9 Watt Hours Lithium Polymer |
| Ports | Thunderbolt 4 (x2), USB 3.2 Gen2 Type-A (x2), HDMI, Ethernet, SD Card Reader, Audio Combo Jack |
| Special Features | Backlit Keyboard (Per-Key RGB), Fingerprint Reader, Numeric Keypad, Webcam, Face Recognition |
| Item Weight | 6.4 Pounds |
| Dimensions (L x W x Th) | 15.74" x 0.94" x 11.41" |
7. Warranty Information
The MSI Stealth 18 HX AI Gaming Laptop comes with a 1-year Limited Manufacturer Warranty. For detailed terms and conditions, please refer to the warranty card included with your product or visit the official MSI website.
8. Support
For further assistance, technical support, or service inquiries, please visit the official MSI support website or contact their customer service. You can find contact information and FAQs on the MSI website.
Official MSI Website: www.msi.com