Sister-in-law has a Dell Inspiron 5680 that seems to have bricked after a bad BIOS update. The system is an i7-8700 with 1x8GB DDR4 RAM (SK Hynix 2400 MHz), 128GB M.2 SSD (SATA, SK Hynix), 1TB HDD, ...
The first step is to hard reset your laptop. Use these steps to reset your laptop. Force shut down your laptop by pressing and holding the power button. Disconnect your charger from your laptop and ...