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Depending on your operating system, the driver may be included automatically or require manual setup.

If you own a device with this chipset, follow the identification and installation steps outlined above, and you should be able to resurrect it. However, if you are shopping for a new adapter, avoid the 8188GU and invest in modern hardware that offers native driver support across all major operating systems.

: Supports up to 150 Mbps under ideal 802.11n conditions, but real-world speeds often max out around 72 Mbps on 2.4GHz.

Linux support often requires community-maintained drivers, as it is not always native to older kernels.

Realtek RTL8188GU Driver for TP-link TL-WN725N USB wifi - GitHub

This is an 802.11n adapter, which is an older standard (WiFi 4). Do not expect blazing fast gigabit speeds. The max theoretical throughput is 150Mbps. If you are on a 5GHz network, you are out of luck; this chip is 2.4GHz only .