At last I updated (I was out of town a few days) but I had to delete the hidden partitions on the second drive.

Thank you so much for your super support!
daniele

Better to update with the image or can I use the update assistant?

Thanks you so much, I will do that.
How can I officially thank you?

By the way, what is the best tool to create multiboot usb drives?

Take care,
daniele

It has worked and now? Can I delete the hidden partions or what shall I do best?
Thanks

Hello,
please find below the result of bcdedit.
It does seem the same as before.

Thanks for helping,
daniele

Hello, I have not upgraded yet... I was waiting to hear from you. Now I am in the office. In the afternoon I will run bcdedit and I will post the results. Thanks

+

Hello,
I have hidden:
EFI partition, the Recovery partition and the System partition (16Mb)
on Disk 1 and everything is working smoothly.

Can I now delete them?

Thanks for your great...

Thanks,
I will work on that tomorrow.
Good night!
Daniele

Thanks to both of you.
So what would you suggest to eliminate the Windows partitions leftover on the HDD first?
I can run the risk, I have all backups.

Unfortunatelly no screw.
Please find the result of bcdedit:

You are correct, I got the SSD installed to speed up the laptop. Then they installed the SO onto the SSD.
Unfortunatelly I can not disconet the HDD, I should disassable the laptop and I would not be...

Thanks for replying.
Please find the screenshot of disk management.

Hello,
I have just downloaded the update assistant to update to Windows 10 Creator Update 1703.

The assistant warns me that my Windows 10 version is outdated (14393) and that I need to install...