Any ideas?

Isnt there some way to go past everything that locks the system and just format the C drive? Maybe with a Linux live distro? Or some other recovery disk?

I had no succes until now running a...

Tried both F8 and Fn+F8 to be sure, but nothing happens. How can I see that fastboot is disabled?

Can it be that some of these tips dont apply if you boot from a recoveryusb?

bcdedit /set {default} bootmenupolicy legacy does not do anything on reboot (pushing F8)

Thanks,

now tried sfc /scannow /offbootdir=d:\ /offwindir c:\windows (hope that d:\ contains system files)

Now its showing for 20 minutes "Beginning system scan. This process will take some...

I tried these options.

I got the response from: "sfc /scannow".

"There is a system repair pending which requires reboot to complete. Restart windows and run sfc again".

Any ideas?

Yes. I disabled secure boot. It boots the windows 8 boot disk, but anything I want to change to the partitions is blocked somehow.

Same goes for access via Linux, drive is blocked.

I just...

Current situation: MS SP2 that does not boot, and the ssd is not formattable because it seems locked (same lock as when you hibernate the pc)

I tried to upgrade from W8.1 to W10 with the upgrade...