Can't boot won't boot help please

Ricahrdw
Ricahrdw Member Posts: 1 New User
edited October 2023 in 2020 Archives
I have a acer aspire A515-51G.turned in this morning to see no bootable disk.. In disk utility information no HDD model name or serial number shown
Boot is UEFI, changed to legacy tried to restart same issue... 
I made a bootable USB with Windows 10 which does show in utility.. Moved to top of boot priority and restarted.. In UEFI. Goes to windows set up screen install now proceed with set up agree licence and select upgrade and install and it says upgrade option not available.. Help please