I got a replacement P70 from Lenovo and put my SSD drive from my original machine in it thinking I could just boot it up and run the system with all accouterments the old one had had. No dice. It...

No. Where do I get installation media?

OK. I tried my best to get command prompt at boot using shift F10 but first got "Choose your Keyboard layout" and then got a bunch of options; "Exit and Continue to Win 10; Use a Device;...

Thanks Brink;
Got as far as REM_SAM and then got "process cannot access the file because it is being used by another process." I have an option I think which is an Acronis image backup which I can...

Yes. The BIOS setup has it first in line to boot.
Just to make sure re password uniformity, yesterday I changed my passwords for Office 365 and Microsoft to be the same so there was no confusion....

OK But I changed the Microsoft Live a/c password a couple of days ago. Could it be the Office 365 password that I should change?

Thanks Brink:
It seems that I have several Microsoft Accounts. The one I use most is for Office 365; then there is another one for Microsoft Live. I have changed that one as you have suggested, but...

Thank you Brink. Microsoft it is. I tried that. No luck. I think the reason may be that the subject computer is not on line unless it has an operating system. It also has a hard drive I have set up...

I put an SSD drive fully loaded with complex programs, data, etc. into a replacement Lenovo P70 thinking that once I got the BIOS order right I would have no problems booting up with Win10 on the SSD...