Realtek removed the RTL8188CU from its main site, but legacy drivers work perfectly.
If your connection keeps dropping, you likely need to disable power saving via the terminal. Realtek removed the RTL8188CU from its main site,
Once upon a time, in a small, cluttered electronics shop nestled between a vintage computer store and a bustling café, there was a peculiar little device. It was a Realtek RTL8188CU Wireless LAN 802.11n USB 2.0 Network Adapter, no bigger than a thumb drive, but with a huge role to play. It was a Realtek RTL8188CU Wireless LAN 802
IEEE 802.11n (Backward compatible with 802.11b/g). Max Throughput: Up to 150 Mbps on a 2.4 GHz band. Interface: High-speed USB 2.0/1.1. Interface: High-speed USB 2
Plug the adapter directly into a on your motherboard (not the front panel). Avoid USB 3.0 ports unless using an extension cable—USB 3.0 emits 2.4 GHz interference that kills this chip’s signal.
Frequent disconnects or very low throughput