Realtek’s official driver for this chip is rtl8192s_linux (based on old kernel 2.6).
But a community-maintained version works on modern kernels:
git clone https://github.com/kelebek333/rtl8192s
cd rtl8192s
Even after installing the driver, your RTL8192S might underperform. Apply these optimizations: rtl8192s wlan adapter driver work
Wireless Local Area Network (WLAN) adapters rely on a complex software stack to translate high-level operating system commands into low-level radio frequency signals. The Realtek RTL8192S is a single-stream 802.11n Wi-Fi controller, typically interfaced via USB. Unlike wired Ethernet controllers, which are often fully self-contained, Wi-Fi adapters like the RTL8192S require sophisticated drivers to manage protocol handling, encryption, and radio calibration. The driver acts as the pivotal middle layer, bridging the gap between the kernel’s networking subsystem and the physical hardware. Realtek’s official driver for this chip is rtl8192s_linux