try to uninstall your wireless driver and bluetooth and install this one www.dell.com/.../DriversDetails;fileId=3447047461&osCode=WB64A&productCode=inspiron-15-3542-laptop&languageCode=EN&categoryId=NI
Hello. i have  Inspiron  15-3542 Laptop(New). OS : windows 7 64x When i try to install Bluetooth + wirlless driver it asks me "Activate Bluetooth Using Wireless Switch" . I tried to press f2 & fn+f2 & fn+PerScr . But no changes [IMAGE] i downloaded this drivers [IMAGE]   Please help me!!! Test Event Logs   Product Version: 1.0.6584.81  
Activate Bluetooth Using Wireless Switch appear after pess fn+prtscr