git clone https://github.com/kelebek333/rtl8188gu cd rtl8188gu make clean make sudo make install sudo modprobe -v 8188gu
To enable DKMS (auto-recompile after kernel updates):
sudo ./dkms-install.sh
The Realtek 8188GU is a ubiquitous chipset found in hundreds of "Nano" USB WiFi adapters. It is the unbranded chip inside many generic USB dongles sold on Amazon, eBay, and AliExpress.
Because it is a highly integrated single-chip solution, it is cheap to manufacture and tiny—often protruding less than a centimeter from your laptop. However, because many of these dongles are sold as "generic," they often don't come with a driver disk, and Windows Update doesn't always automatically recognize the specific Hardware ID.
Last updated: 2025. Driver and kernel support changes rapidly. Always check recent GitHub issues before installation.
The Realtek 8188GU Wireless LAN 802.11n USB NIC is a widely used, budget-friendly Wi-Fi adapter designed to provide wireless connectivity to desktops and laptops that lack internal cards. Operating on the 2.4 GHz band, it supports the IEEE 802.11n standard with theoretical speeds of up to 150 Mbps. Key Specifications and Features
The Realtek 8188GU chipset is engineered for high-throughput performance with low power consumption. Standards: IEEE 802.11b/g/n.
Data Rate: Up to 150 Mbps (real-world throughput typically ranges from 60–85 Mbps depending on interference). Interface: USB 2.0 (backward compatible with USB 1.1).
Security: Supports 64/128-bit WEP, WPA, WPA2, and WPA-PSK/WPA2-PSK encryption. Modes: Infrastructure and Ad-Hoc modes. How to Install and Update the Driver 1. Windows (10/11)
Modern Windows versions often feature "Plug and Play" support for this adapter. If it is not recognized automatically:
How to setup WiFi Adapter Drivers Realtek & Mediatek Adapter realtek 8188gu wireless lan 80211n usb nic driver
The Realtek 8188GU Wireless LAN 802.11n USB NIC is a budget-focused, single-chip wireless adapter designed for basic 2.4GHz connectivity. While it offers a low-cost solution for simple web browsing, it has significant performance limitations and driver-related quirks, particularly for non-Windows users. Performance Review
Speed Limitations: Supports up to 150 Mbps under ideal 802.11n conditions, but real-world speeds often max out around 72 Mbps on 2.4GHz.
Stability: Users report inconsistent connections, with some devices randomly disconnecting and reconnecting, especially when plugged into certain USB ports.
Range: Its compact "nano" size often means it lacks high-gain antennas, resulting in poor performance if the router is far away or blocked by walls. Driver & Compatibility Analysis
Realtek RTL8188GU Driver for TP-link TL-WN725N USB wifi - GitHub
For Raspberry PI (ARM) * 1. Source installation. Install the required packages and reboot. sudo apt install -y raspberrypi-kernel- RTL8188EUS - Realtek
Realtek 8188GU Wireless LAN 802.11n USB NIC is a low-cost, ultra-compact wireless adapter designed to provide basic Wi-Fi connectivity for legacy systems or single-board computers like the Raspberry Pi. While it offers an affordable way to add wireless capability, its performance is strictly limited to the 2.4GHz band and it often suffers from driver stability issues on modern operating systems. Key Specifications & Performance Speed & Frequency : Supports the standard with theoretical speeds up to
. In real-world testing, users typically experience much lower speeds, often between 40–80 Mbps depending on signal interference. Band Support : Operates exclusively on the 2.4 GHz band
. It lacks 5 GHz (802.11ac/ax) support, making it prone to congestion in environments with many wireless devices.
: Features a very small, "plug-and-stay" form factor that is ideal for laptops and portable devices. Alibaba.com Driver & Installation Overview git clone https://github
The driver experience varies significantly by operating system: Realtek RTL8188CUS – USB 802.11n WiFi Review
The Realtek 8188GU (sometimes labeled as 802.11n USB NIC) is a common, budget-friendly Wi-Fi adapter. While modern versions of Windows often recognize it automatically, manual installation is frequently required for Linux or older Windows systems. Windows Installation Guide
For Windows 10 and 11, the adapter is typically plug-and-play. If it isn’t recognized, follow these steps: Windows Update (Simplest)
Plug the adapter in and open Settings > Update & Security > Windows Update.
Click Check for updates and then check View optional updates > Driver updates to see if a Realtek driver is listed. Microsoft Update Catalog (Manual)
If Windows Update fails, download the official driver directly from the Microsoft Update Catalog. Manual Update via Device Manager Right-click the Start button and select Device Manager.
Expand Network adapters, right-click the 802.11n USB NIC (or "Realtek 8188GU"), and select Update driver. Choose Search automatically for drivers. Linux Installation Guide
The 8188GU can be tricky on Linux because it often identifies as a CD-ROM drive first (for driver storage).
Quick Install (Ubuntu/Mint/Kali):Open your terminal and run:
sudo apt update sudo apt install build-essential git dkms git clone https://github.com/McMCCRU/rtl8188gu.git cd rtl8188gu make sudo make install sudo reboot Use code with caution. Copied to clipboard Source: GitHub (McMCCRU), Antonio Yan Blog. The Realtek 8188GU is a ubiquitous chipset found
CD-ROM Mode Fix: If the device still isn't showing as a Wi-Fi card, try running eject /dev/sr0 (or your corresponding CD-ROM path) to force it into Wi-Fi mode. Troubleshooting Common Issues
git clone https://github.com/morrownr/88x2bu-20210702.git cd 88x2bu-20210702
The most reliable driver for the 8188GU on Linux is maintained by the aircrack-ng team (primarily used for monitor mode, but works for normal Wi-Fi).
For Debian/Ubuntu/Mint/Pop!_OS:
sudo apt update
sudo apt install git dkms build-essential linux-headers-$(uname -r)
git clone https://github.com/aircrack-ng/rtl8188gu
cd rtl8188gu
sudo make dkms_install
sudo modprobe -a 8188gu
For Arch Linux / Manjaro: Install from the AUR:
yay -S rtl8188gu-dkms-git
For Fedora / RHEL:
sudo dnf install git dkms kernel-devel
git clone https://github.com/aircrack-ng/rtl8188gu
cd rtl8188gu
sudo make dkms_install
Realtek has a confusing lineup of similar chips, including the 8188EU, 8188CTV, 8192CU, and 8812AU. The GU variant is distinct in its internal USB protocol handling and power management features. It is commonly found in generic, no-name USB dongles from Amazon, eBay, and AliExpress. Branded adapters from TP-Link, Edimax, or Linksys rarely use this chip; they prefer the better-supported 8192 or 8812 series.
Crucial Note: Do not confuse the 8188GU with the 8188EU. While both are 802.11n chips, they require different drivers. Using an 8188EU driver on an 8188GU adapter will fail.
The most reliable open-source driver for the 8188GU is maintained by aircrack-ng (for monitor mode) or morrownr (for stable client mode). Below we cover morrownr’s 88x2bu driver – wait, that’s for a different chip. For 8188GU, use rtl8188gu driver by kelebek333 or brektrou.
Recommended driver repository:
https://github.com/kelebek333/rtl8188gu
| OS | Driver Status | Pain Level |
|----|--------------|-------------|
| Windows 10/11 | Auto-installs via WU (driver 1030.45.0422.2019) | Low |
| Windows 7/8.1 | Manual install required (CD or Realtek site) | Medium |
| Linux (kernel < 5.15) | Out-of-tree driver needed (e.g., rtl8xxxu may fail) | High |
| Linux (kernel 5.15+) | Partial native support but unstable | Very High |
| macOS | No official driver; community projects (OpenCore, chris1111) – unstable | Extreme |
| Android TV / Raspberry Pi | Compile from source or forget it | Extreme |
Key takeaway: If you run Windows 10/11, you’re fine. Anything else – prepare for frustration.