1. Introduction
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your STGSivir All-in-One Desktop Computer. Please read this manual thoroughly before using your new computer to ensure proper function and longevity.
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.
- STGSivir All-in-One Desktop Computer (22-inch FHD Display)
- RGB Keyboard
- RGB Mouse
- Mouse Pad
- Power Adapter
- User Manual (this document)
3. Setup Guide
Follow these steps for the initial setup of your STGSivir All-in-One Desktop Computer.
- Unpacking: Carefully remove all components from the packaging. Place the All-in-One computer on a stable, flat surface.
- Connect Keyboard and Mouse: Connect the RGB keyboard and mouse to the available USB ports on the rear of the computer.
- Connect Power: Plug the power adapter into the power input port on the back of the computer, then plug the other end into a wall outlet.
- Power On: Press the power button, typically located on the lower right side or rear of the display. The computer will begin to boot up.
- Initial Windows Setup: Follow the on-screen instructions to complete the Windows 11 Home setup, including language, region, network connection, and user account creation.

Figure 3.1: STGSivir 22-inch All-in-One Desktop Computer with included RGB keyboard and mouse.

Figure 3.2: Side profile of the STGSivir All-in-One computer, highlighting its slim design.

Figure 3.3: Rear view of the STGSivir All-in-One computer showing USB ports and power input.
4. Operating Instructions
This section covers basic operation and key features of your STGSivir All-in-One computer.
- Power On/Off: Press the power button to turn the computer on. To shut down, click the Start button in Windows, then select Power > Shut down.
- Windows 11 Home: Your computer comes pre-installed with Windows 11 Home. Familiarize yourself with the operating system's interface and features.
- Wi-Fi and Bluetooth Connectivity: The computer features built-in Wi-Fi and Bluetooth 5.0. Access network settings via the Windows Start menu to connect to wireless networks or pair Bluetooth devices.
- Integrated Webcam: The built-in webcam allows for video conferencing and online communication. Ensure proper lighting for optimal video quality.
- RGB Keyboard and Mouse: The included RGB keyboard and mouse offer customizable lighting effects. Refer to their individual manuals or software for specific customization options.
Video 4.1: Official product video demonstrating features and usage of the STGSivir All-in-One PC.
5. Maintenance
Regular maintenance helps ensure the optimal performance and longevity of your computer.
- Cleaning the Display: Use a soft, lint-free cloth specifically designed for electronics. Dampen the cloth slightly with water or a screen cleaner, then gently wipe the screen. Avoid harsh chemicals.
- Cleaning the Chassis: Use a soft, dry cloth to wipe down the exterior of the computer. For dust in vents, use compressed air.
- Software Updates: Regularly check for and install Windows updates and driver updates to ensure system stability and security.
- Data Backup: Periodically back up important files to an external drive or cloud storage to prevent data loss.
6. Troubleshooting
This section addresses common issues you might encounter. For problems not listed here, please contact STGSivir customer support.
| Problem | Possible Solution |
|---|---|
| Computer does not power on. | Ensure the power adapter is securely connected to both the computer and a working electrical outlet. Test the outlet with another device. |
| No display on screen. | Check power connection. If the computer is on but no display, try restarting. Ensure no external display cables are interfering. |
| Slow performance. | Close unnecessary applications. Check for background processes. Ensure sufficient free space on the SSD. Run a virus scan. |
| Wi-Fi connection issues. | Restart your router and modem. Check Wi-Fi settings on the computer. Ensure drivers are up to date. |
| Webcam not working. | Check privacy settings in Windows to ensure applications have permission to access the webcam. Ensure webcam drivers are installed and up to date. |
7. Specifications
Key technical specifications for the STGSivir All-in-One Desktop Computer (Model 4590S).
| Feature | Specification |
|---|---|
| Display Size | 22 Inches |
| Screen Resolution | 1920 x 1080 (Full HD) |
| Processor | Intel Core i5 (up to 3.7GHz) |
| RAM | 16 GB SDRAM |
| Storage | 512 GB SSD |
| Graphics Coprocessor | Intel UHD Graphics 630 |
| Operating System | Windows 11 Home |
| Wireless Connectivity | Built-in Wi-Fi, Bluetooth 5.0 |
| Ports | USB 3.0, 1x RJ-45, 1x HDMI, 1x VGA |
| Special Features | RGB Mouse & Keyboard, RGB Mouse Pad, Built-in Speaker, Built-in Webcam |

Figure 7.1: Visual representation of key specifications.
8. Warranty and Support
STGSivir is committed to providing excellent customer service and support for your product.
- Warranty: Your STGSivir All-in-One Desktop Computer comes with a 1-year parts and labor warranty.
- Lifetime Technical Support: We offer free lifetime technical support for troubleshooting and assistance.
- Contact Information:
- Email: support@astsys.com
- Phone: 1-855-489-0795 (EXT.224) (Mon-Fri 9am-5pm EST)
For any inquiries or issues, please do not hesitate to contact our support team. We aim to provide professional services within 24 hours.

Figure 8.1: STGSivir Customer Support Overview.

Figure 8.2: STGSivir Support Contact Information.