Try [http://www.dell.com/support/drivers/us/en/19/DriverDetails/Product/inspiron-14r-n4110?driverId=8J2YR&fileid=2902181096|updating the BIOS] and ensure sure no other external USB device is connected and you have a minimum of 50 % battery and AC adapter should be connected.
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Try [http://www.dell.com/support/drivers/us/en/19/DriverDetails/Product/inspiron-14r-n4110?driverId=H6PF5&osCode=W764&fileId=3080412997&languageCode=EN&categoryId=BI|updating the BIOS] and ensure sure no other external USB device is connected and you have a minimum of 50 % battery and AC adapter should be connected.
Try [http://www.dell.com/support/drivers/us/en/19/DriverDetails/Product/inspiron-14r-n4110?driverId=8J2YR&fileid=2902181096|updating the BIOS] and ensure sure no other external USB device is connected and you have a minimum of 50 % battery and AC adapter should be connected.