Even if your PC seems to be working fine, you should still update the BIOS.

A computer’s basic input/output system (BIOS) is a program that’s stored in nonvolatile memory such as read-only memory (ROM) or flash memory, making it firmware. The BIOS (sometimes called ROM BIOS) ...

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, ...