Dell Inspiron 5577 is a Windows 10 laptop with a 15.60-inch display that has a resolution of 1920x1080 pixels. It is powered by a Core i5 processor and it comes with 8GB of RAM. Graphics are powered ...

Disconnect and remove the external power cables (and we've even got to remove the batteries after opening the laptop case as per in the service ... if they're used as a BIOS flash chip. For Dell ...