Hi everyone I have this huge problem , my laptop is a lenovo yoga 2 13 and I can't find the wi fi drivers. it schuld be realtek rtl8723be wireless lan 802.11 pci-e nic. I don't know what to do! I tred like 20 different installation drivers but none of them worked. basically I did the downgrade from win8.1 to win7 professional but I can't find the driver for win7. do you guys have any ideas?