1. Pwodwi souview
The COMFAST CF-WU782AC V2 is a high-performance 1300Mbps USB WiFi Adapter designed to provide fast and stable wireless connectivity for your desktop or laptop computer. Featuring dual-band support (2.4GHz and 5.8GHz) and two rotatable 6dBi antennas, it ensures optimal signal reception and transmission for various applications like gaming, video streaming, and voice communication.

Figure 1: COMFAST CF-WU782AC V2 USB Wireless Adapter
Kontni pake:
- 1 x COMFAST CF-WU782AC V2 USB WiFi Adapter
- 1 x Gid Enstalasyon Rapid
- 1 x USB kab

Figi 2: Sa ki pakè
2. Enstriksyon Enstalasyon
2.1 Koneksyon Materyèl
- Unpack the COMFAST CF-WU782AC V2 adapter and the included USB cable.
- Connect one end of the USB cable to the Type-C USB3.0 port on the adapter.
- Plug the other end of the USB cable into an available USB 3.0 port on your computer for optimal performance. While compatible with USB 2.0, USB 3.0 offers faster and more stable transmission speeds.

Figure 3: USB 3.0 Port Connection
2.2 Enstalasyon chofè
The CF-WU782AC V2 supports drive-free auto installation for most Windows operating systems, including Windows XP, 7, 8/8.1, and 10. For these systems, the adapter should be automatically recognized and installed upon connection.

Figure 4: Drive-free Auto Installation on Windows
For Mac and Linux Systems:
Mac and Linux operating systems require a separate driver installation package. Please download the appropriate driver from the official COMFAST websit:
Follow the instructions provided with the downloaded driver package for installation.
3. Operasyon Enstriksyon
3.1 WiFi Receiving Function
Once installed, the adapter functions as a WiFi receiver, allowing your computer to connect to wireless networks. Simply select your desired WiFi network from your computer's network settings and enter the password if required.

Figure 5: WiFi Receiving Function
3.2 WiFi Transmit Function (Soft AP Mode)
The CF-WU782AC V2 can also function as a WiFi transmitter (Soft AP mode), allowing you to share your computer's internet connection with other devices wirelessly. This is useful when no router or access point is available.
- Asire w ke òdinatè w lan gen yon koneksyon entènèt aktif (pa egzanp, via Ethernet).
- Access your operating system's network settings to enable the 'Mobile Hotspot' or 'Soft AP' functionality.
- Configure the network name (SSID) and password for your new wireless hotspot.
- Other devices can now connect to your computer's shared WiFi network.

Figure 6: WiFi Transmit Function
3.3 Dual Frequency Switching
The adapter supports both 2.4GHz and 5.8GHz frequency bands. You can switch between these bands to optimize your wireless experience. The 2.4GHz band offers wider coverage, while the 5.8GHz band provides faster speeds and less interference in crowded environments.

Figure 7: Dual Frequency Switching
3.4 Ajisteman Antèn
The two 6dBi antennas are rotatable up to 180 degrees. Adjust their position to achieve the best possible signal strength and stability. Experiment with different angles to find the optimal configuration for your environment, especially when dealing with obstacles like walls.

Figure 8: Rotatable Antenna
4. Antretyen
To ensure the longevity and optimal performance of your COMFAST CF-WU782AC V2 adapter, follow these simple maintenance guidelines:
- Kenbe pwòp: Regularly wipe the adapter with a soft, dry cloth to remove dust. Avoid using liquid cleaners or solvents.
- Evite obstak: Ensure the adapter and its antennas are not blocked by other objects, which can interfere with signal transmission and reception.
- Tanperati ak imidite: Operate and store the device within the recommended environmental conditions (Working temperature: 0℃~40℃; Storage temperature: -40℃~70℃; Working humidity: 10%~90%RH Non-condensing; Storage humidity: 5%~90%RH Non-condensing).
- Manyen an sekirite: Evite lage adaptè a oswa soumèt li a gwo enpak.
NAN. Depanaj
If you encounter issues with your WiFi adapter, try the following troubleshooting steps:
5.1 No WiFi Connection / Adapter Not Detected
- Tcheke pò USB a: Ensure the adapter is securely plugged into a functioning USB port. Try a different USB port, preferably a USB 3.0 port.
- Rekòmanse òdinatè: Yon senp rekòmanse ka souvan rezoud ti pwoblèm lojisyèl.
- Enstalasyon chofè: Verify that the correct drivers are installed. For Windows, check Device Manager. For Mac/Linux, ensure you have downloaded and installed the specific drivers from the COMFAST websit.
- Pozisyon Antèn: Adjust the rotatable antennas to improve signal reception.
5.2 Slow Speeds / Unstable Connection
- USB 3.0 pò: Ensure the adapter is connected to a USB 3.0 port for maximum speed.
- Distans routeur: Move closer to your wireless router or access point.
- Entèferans: Other electronic devices (microwaves, cordless phones) can cause interference. Try to minimize these or switch to the 5.8GHz band if available.
- Seleksyon Doub Band: If your router supports both 2.4GHz and 5.8GHz, try connecting to the 5.8GHz network for faster speeds and less congestion.
- Anviwònman routeur: Check your router's settings for channel optimization or firmware updates.
5.3 Cannot Share WiFi (Soft AP Mode)
- Koneksyon Entènèt: Ensure your computer has a stable internet connection before attempting to share it.
- Operating System Settings: Double-check your computer's Mobile Hotspot or Soft AP settings.
- Pare-feu/Antiviris: Temporarily disable your firewall or antivirus software to see if it's blocking the connection.
6. Espesifikasyon

Figi 9: Espesifikasyon pwodwi
| Karakteristik | Deskripsyon |
|---|---|
| Modèl | CF-WU782AC V2 |
| frekans travay | 2.412-2.484GHz, 5.180-5.825GHz |
| Wireless Creole | IEEE802.11a/b/g/n/ac |
| Pousantaj transmisyon | 11n: 400Mbps; 11ac: 867Mbps (Total 1300Mbps) |
| Port | Kalite-C USB3.0 |
| Endikatè | Endikatè limyè |
| Karakteristik sekirite | WPA-PSK/WPA2-PSK, WPA/WPA2, WEP |
| Espesifikasyon kenkayri | MT7612UN |
| Antèn | Built-in 2*6dBi Antenna |
| Gwosè | 90 * 55 * 198mm |
| Sistèm sipò | Windows 7 / 8 / 8.1 / 10 (32-bit, 64-bit) / 11, XP; Mac, Linux (requires separate driver installation) |
| Tanperati travay | 0 ℃ ~ 40 ℃ |
| Tanperati Depo | -40 ℃ ~ 70 ℃ |
| Travay imidite | 10% ~ 90% RH ki pa kondanse |
| Depo Imidite | 5% ~ 90% RH ki pa kondanse |
7. Konsèy itilizatè yo
- Pozisyon antèn optimal: Always try to position the rotatable antennas for the best signal strength. Pointing them towards your router or adjusting them to avoid physical obstructions can significantly improve performance.
- Utilize USB 3.0: For the fastest possible wireless speeds, ensure your adapter is connected to a USB 3.0 port on your computer. These ports are typically blue inside.
- Dual-Band Advantage: If your router supports both 2.4GHz and 5.8GHz, use the 5.8GHz band for activities requiring high bandwidth like online gaming or 4K video streaming, as it offers less interference and higher speeds. Use 2.4GHz for wider coverage or when 5.8GHz signals are weak.
- Mizajou chofè: Periodically check the COMFAST website for updated drivers, especially if you experience compatibility issues with new operating system versions.
8. Garanti & Sipò
For any product-related inquiries, technical support, or warranty claims, please contact COMFAST customer service. Your satisfaction is our priority, and we are committed to providing top-quality service.
Please refer to the official COMFAST websit la oswa dokiman acha ou a pou kondisyon garanti espesifik ak enfòmasyon pou kontakte ou.





