The driver has a known bug handling "Band Steering" (when your router pushes devices from 2.4 to 5 GHz). Fix: Split your router's SSIDs (e.g., "MyWiFi-2.4" and "MyWiFi-5") and connect only to the 5 GHz band manually.
Under optimal conditions, the card connects at link speeds often exceeding 1200 Mbps on the 5GHz band. In real-world file transfers, users frequently report sustained speeds of 800 Mbps to 1 Gbps when connected to a high-quality WiFi 6 router. realtek rtl8852be wifi 6 802.11ax pcie adapter lenovo
But what exactly does this card do, and is it good enough for your daily needs? The driver has a known bug handling "Band
From then on, she used a 50-foot Ethernet cable. The Realtek card stayed in the PCIe slot, disconnected, its two antenna ports staring blankly at the ceiling—occasionally blinking amber when no one was looking. The Realtek card stayed in the PCIe slot,