Hello and welcome to Apple Support Communities, edopre.
If I understand your post correctly, you have questions about turning off iCloud for Windows. I’d like to help.
Follow the steps in this article:
If you turn off a service in iCloud for Windows, your information won't automatically stay up to date in iCloud, and you won't see updates made on your other devices. Follow these steps to turn off a service or iCloud:
To turn off a service on your PC, Open iCloud for Windows, then select or deselect that service. To save your changes, click Apply.
To turn off iCloud for Windows, open iCloud for Windows, then sign out.
If you want to uninstall iCloud for Windows, remember to make a copy of your iCloud data and save it on your PC. Then sign out of iCloud for Windows on your PC, and follow these steps:
Windows 8 or later:
Go to the Start screen, right-click in the bottom-left corner or click, then select Control Panel.
Click Uninstall a Program.
Click iCloud > Uninstall.
When asked to confirm, select Yes.
Windows 7:
Choose Start menu > Control Panel.
Click Programs > Program and Features.
Select iCloud > Uninstall.
Click OK to continue.
See the full article here:
Set up and use iCloud for Windows
Let us know if that resolves this issue for you.
Thanks for using the Apple Support Communities. Take care.