No bootable devices

Jefferson06
Jefferson06 Member Posts: 2 New User
edited August 2023 in 2018 Archives
Hi I have a problem about my laptop ES1 332 . I want to downgrade the windows from 10 to 7 but , when I clean the Disk and I restart . say no bootable devices . 
I try to go bios then when I see the boot mode there is no menu of UEFI and Legacy . how can I do ? 

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