Recovering Windows 10 digital license from an unbootable HDD - Microsoft Community

hello!

a few days ago managed either attacked virus or had lot of misfortune. windows systems, including working windows 10 digital license, stopped booting. happened right before new 2tb hdd arrived on planned make copy of working windows 10. not sure went wrong. when trying boot win 10, says insert bootable media. files seem ok on drive.

now running unlicensed windows 7 upgrade licensed windows 10, using digital license had. how it?

thanks in advance!

you files seem ok on hard drive, if can see drive, windows installation might repairable . . .

basically need crash out of windows boot 3 times enter windows rcovery environment

start system, after manufacturers logo disappears , windows 10 tries boot, press , hold power button down 5 - 10 seconds perform hard shut down

do twice

on third boot attempt, windows boot windows 10 repair environment, there can access startup recovery, safe mode, command prompt . . . etc.

go troubleshoot - advanced options - command prompt

run each of these commands in turn, hit enter after each command , wait command complete before running next command:

bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd

restart system, if has gone well, should able boot windows 10 . . .

if system still not boot, go windows recovery environment explained above, go troubleshoot - advanced options - system restore, see if have recent restore point can revert to

if not have recent restore point, go troubleshoot - advanced options - startup settings, click restart.
upon restart press 4 boot safe mode, if can safe mode, backup data, reboot , see if system boots normally

if fails go troubleshoot - advanced options - reset pc, choose keep files , apps
re-install windows 10 whilst keeping data , applications

Windows / Windows 10 / Install, upgrade, & activate / PC