csm boot

  1. Windows 8 Recovery USB messed up and installed 8.1 and I have lost everything

    I had 8.1 on my laptop but suddenly wouldn't boot "not recognised", online forum said change the "secure boot" and change the boot mode to "CSM boot" would fix it. This didn't work so download a recovery disk as I couldn't even boot my separate recovery drive on the laptop. I created a bootable...
    • molloy74
    • Thread
    • boot issues csm boot data loss drive lock file recovery recovery repair mode secure boot usb windows 8.1
    • Replies: 7
    • Forum: Windows Help and Support