Solved No Boot Device Found Dell Inspiron 15 3521
Chosen Solution Just replaced my hard drive with a new one from ifixit, when running diagnostics it now shows no errors when previously it said there was a problem with the hard drive. On boot up it states: No Boot Device Found. Press any key to reboot machine On the boot menu after pressing F2, I only have the following options: LEGACY BOOT: (which is gray) UEFI BOOT: When selecting UEFI BOOT: UEFI Onboard LAN IPv4 UEFI Onboard LAN IPv6 It doesn’t seem to matter which order they are in After reading all other forums, I have not found a solution to this....