Right-click and select Update driver .
Better results are obtained with the driver (available in newer kernels, 5.3+) or proprietary drivers from Realtek, but neither is flawless. realtek rtl8723be wireless lan 802.11n pci-e nic
Where possible, replacing the RTL8723BE with an Intel or Atheros mini-PCIe card yields dramatic improvements in stability, range, and throughput. Right-click and select Update driver