As I was having problems creating a Win 10 bootable pen drive I took time to reformat the EFI partition and "Fix windows boot problems" as suggested above. When I power on I am told there is no boot...

Thanks Caledon Ken. No, there's not been a virtual machine there. But the logic of your comment makes a lot of sense. Alas I really don't understand enough about the contents of BCD to know how to...

You're right, I should probably be in eightforums. Sorry to have troubled you.

Much appreciation for taking the time to reply. I will attach images requested.

I did run Macrium Reflect (on Kyhi's disk) and use its Fixboot feature.This did not produce an error but asked me...

I'm not sure the history is too helpful as the question says it all, but here it is.

On an Acer predator G3-605 I had a mSATA 60GB SSD as system disk that was too small. I bought a larger...

All fixed now. Shame M$ can not detect that the Home CD is being used for a Pro install and include that in the error message. Thanks to contributors.

Ok thanks. I don't remember that from before but then I sometimes forget my own name. I'll tackle it tomorrow. Thanks again.

Yes I looked there previously but there is no option to select a Pro version. I'm fairly sure that's where i got my Home copy from.

Thanks. Where can I get that from please ? I did ask Google but nothing came up.

I have a newly installed Windows 7 Professional x64 (not single language) with SP1 that is fully updated, genuine and activated. If I slip the Win10 CD used to upgrade several Win 7 Home Premium PCs...