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Some Windows 7 or Windows 8/8.1 users are having a hard time upgrading to Windows 10 as they are being prompted for a product key. By default, the Windows 10 operating system does not require a product key and users should not be prompted for one, given you upgraded your computer from an activated Windows 7 or Windows 8/8.1 license or from the Windows 10 Preview build. However, there are some users encountering this problem and there are several reasons for this.
There are a few reasons why some users are being prompted for a product key when upgrading to Windows 10:
Before you can fix this problem, you need to know why you’re being prompted for a product key. Some things you should know about Windows 10 product key activation are the following:
Now, if ever you’re prompted for a product key when you’re upgrading to Windows 10, you can apply the following methods:
If you’ve been prompted for a product key upon upgrading to Windows 10, you should click on the “Do this later” option. Wait for a few days then Windows 10 will get activated automatically.
One of the reasons Windows users are being prompted for a product key when upgrading to Windows 10 is that they have downloaded a wrong edition of Windows 10 and do not correspond with your current system.
NOTE: Users of Windows 7 Enterprise, Windows 8.0 Enterprise, and Windows 8.1 Enterprise are not eligible for the free upgrade offer.
If your Windows 7 or Windows 8/8.1 is not genuine or activated, you will get prompted for a product key. You need to make sure first your current system is activated.
Another thing you can try doing is to run the system file checker utility to scan if there are any broken operating system files. In doing so, you’ll be able to detect problems that might be preventing the product activation of your Windows 10 upgrade.
If in case you’ve exhausted all your resources and you are still being prompted for a product key when upgrading to Windows 10, you can try contacting the Microsoft Activation Center for further details. Check here for the appropriate telephone numbers to contact.
If you still experience the error after doing the methods above, you might want to try a powerful and trusted automated tool to fix the job.
“There were problems installing some updates, but we’ll try again later. If you keep seeing this and you want to search the web or contact support for information, this may help: 2018-03 Cumulative Update for Windows 10 Version 1709 for x64-based Systems (KB4088776) – Error 0X800F0900”This kind of Windows Update error is most likely caused by some corrupted files in the system. It is also possible that the Windows Database might have become corrupted as well. So if you are currently experiencing this problem, refer to the options given below and see which one of them works best for you.
DISM.exe /Online /Cleanup-Image /RestoreHealth /Source:C:RepairSourceWindows /LimitAccess
net stop wuauserv net start cryptSvc net start bits net start msiserver
net start wuauserv net start cryptSvc net start bits net start msiserver
net stop wuauserv net start cryptSvc net start bits net start msiserver
net start wuauserv net start cryptSvc net start bits net start msiserver