SharewareABC suggest you to use the most recent driver version.
Before install this driver we recommend to set a restore point. This way you can reverse system if the driver is wrong.
DELL System Management Device Driver 22.214.171.1244 for Windows 10 64-bit
DELL System Management Device Driver 126.96.36.1994 for Windows 10
Dell Inspiron 660 WLAN Driver 188.8.131.524 for Windows 7 x64
Dell Alienware 17 BIOS A05
Dell Vostro 3300 Notebook Bluetooth Driver A00
Dell Latitude E6420 Notebook ControlPoint System Manager Utility A21