Cross Download

Solution No.1
Delete wireless profile and re-connect wireless profile

Solution No.2
open IPv4, make sure IP address and DNS server in the automatically settings

Solution No.3
Open Device Manager, make sure all driver install correctly

Solution No.4
Download and install driver (chipset, IMEI, LAN, WIreless and Bluetooth WIreless

Solution No.5
Scan virus and Malware. Make sure, operating system clean from virus. Repair corrupt operating system files. Install driver (Chipset, IMEI, LAN, Wireless, Bluetooth Wireless)






I hope this tutorial useful.
Thanks