This is where most users give up. TP-Link stopped official driver support after Windows 7.
Do not expect to break any speed records. On a clean 2.4 GHz channel, you can realistically expect throughput—enough for 1080p YouTube and casual browsing. The three antennas do provide decent MIMO (Multiple Input Multiple Output) performance, offering better range than single-antenna USB dongles. tl-wn951n