Boot menu............................................................................................................................................................................ 29Navigation keys....................................................................................................................................................................29Boot Sequence.................................................................................................................................................................... 30System setup options......................................................................................................................................................... 30General options.............................................................................................................................................................. 30System information........................................................................................................................................................ 31Video................................................................................................................................................................................33Security........................................................................................................................................................................... 33Secure boot.................................................................................................................................................................... 34Intel Software Guard Extensions.................................................................................................................................35Performance...................................................................................................................................................................35Power management...................................................................................................................................................... 36POST behavior............................................................................................................................................................... 37Manageability..................................................................................................................................................................37Virtualization support.................................................................................................................................................... 37Wireless...........................................................................................................................................................................38Maintenance screen...................................................................................................................................................... 38System logs.................................................................................................................................................................... 38Updating the BIOS in Windows ........................................................................................................................................ 39Updating BIOS on systems with BitLocker enabled..................................................................................................39Updating your system BIOS using a USB flash drive................................................................................................39System and setup password..............................................................................................................................................40Assigning a system setup password........................................................................................................................... 40Deleting or changing an existing system setup password........................................................................................ 418 Getting help...............................................................................................................................42Contacting Dell.....................................................................................................................................................................424 Contents