Shift + Restart was advised for cleaning Start. There one have Start-options.
one is booting from other device.
Since i have defective screen and Keyboard i must use external screen and KB. this way i cant see cmos-settings needed earlier to change boot-device.
Now in windows 10 there seems to be a simpler setting.
Can i use it? will try.
Is 1 TB backupdrive big enough when m2-ssd-NVMe is also 1 TB.
I have two clone-stations A) Delock 63334 M2-Sata-SSD to identical stick. Cannot use it here since PCIe NVMe inside LAPTOP
B) ICYBOX IB-2914MSCL-C31 Stick to SSD or 3.5 Sata-drive.

It seens ICYBOX still isnt convinced direct cloning incl. bootable is always working. Bidirectional M.2 to Sata Cloning