How to access the Internet from a desktop computer without a network cable
With the popularity of wireless networks, more and more users hope to get rid of the shackles of network cables and realize wireless networking on desktop computers. This article will introduce in detail several methods of how to access the Internet on a desktop computer without a network cable, and attach relevant data comparisons to help you choose the most suitable solution.
1. Selection of wireless network card

Wireless network card is a key device for realizing wireless networking on desktop computers. Currently, there are mainly the following types on the market:
| Type | Advantages | Disadvantages | Applicable scenarios |
|---|---|---|---|
| USB wireless network card | Plug and play, easy installation | Poor signal stability | Temporary use or limited budget |
| PCIe wireless network card | Stable performance and strong signal | Requires disassembly and installation | Long-term use or high network requirements |
| M.2 wireless card | Small size and high integration | Requires motherboard support | High-end motherboard users |
2. Wireless network connection settings
After installing the wireless network card, you need to make the following settings:
1. Install the driver: Most wireless network cards need to install the driver to work properly. You can download it from the official website or use the built-in CD.
2. Connect to a Wi-Fi network: Open network settings, select an available Wi-Fi network and enter the password.
3. Optimize signal strength: Signal quality can be improved by adjusting the antenna position or using a signal amplifier.
3. Other wireless networking solutions
In addition to using a wireless network card, there are several ways to enable wireless networking on desktop computers:
| Plan | Principle | Advantages | Disadvantages |
|---|---|---|---|
| Mobile hotspot | Share network via mobile phone | No additional equipment required | High traffic charges and limited speeds |
| power cat | Transmitting network signals over wires | No wiring required, wide coverage | Greatly affected by circuit quality |
| Wireless bridging | Relay signal through router | Extend coverage | Requires additional router |
4. Performance comparison of different solutions
The following is the performance comparison data of several common wireless networking solutions:
| Plan | maximum speed | delay | Stability | cost |
|---|---|---|---|---|
| USB wireless network card | 300Mbps | medium | Average | low |
| PCIe wireless network card | 1.7Gbps | low | high | in |
| Mobile hotspot | 150Mbps | high | low | Depends on package |
| power cat | 500Mbps | medium | medium | Middle to high |
5. Purchase suggestions
1. If you pursue stability and high performance, it is recommended to choose a PCIe wireless network card.
2. If it is only for temporary use or the budget is limited, USB wireless network card is a good choice.
3. If you cannot install a wireless network card, you can consider a power modem or mobile phone hotspot solution.
4. When purchasing, pay attention to the protocols supported by the wireless network card (such as Wi-Fi 6) to ensure compatibility with the router.
6. Frequently Asked Questions
Q: Why is my wireless network card so slow?
A: It may be due to signal interference, too long distance or insufficient router performance. You can try changing the channel, adjusting the antenna position or upgrading the router.
Q: Does the wireless network card need to be replaced regularly?
A: Generally not required, but if network technology is updated (such as Wi-Fi 6 becoming popular), you can consider upgrading to obtain better performance.
Q: Will Power Cat affect other electrical appliances?
A: No, Power Modem uses high-frequency signal transmission and will not affect the normal use of electrical appliances.
Through the above introduction, I believe you have already understood the various methods of how to access the Internet from a desktop computer without a network cable. Choose the most suitable solution based on your needs and budget, and enjoy the convenience brought by wireless networks!
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