After installing Windows 10 build 9926, θα παρατηρήσετε ότι υπάρχει ένα νέο στοιχείο στο μενού εκmovements called Windows rollback. It can be used to uninstall Windows 10. If you want to delete this boot menu entry, follow the steps below.
Remove the Window Rollback option from the start menu
Tap the Win + R keys together to open the Run dialog.
In the window that opens, type:
msconfig
Go to the Boot tab
Select Windows Rollback from the OS list and click on button Delete: Delete resetof Windows in Windows 10
You're done. Click Apply and close the System Configuration app: