Many Windows 10 users are encountering error code 0x803fa067 when they are trying to upgrade their Windows operating system.
The major cause of this activation error 0x803fa067 is either the users are using pirated, false windows copy or previously installed Windows update that alters the system files and stops you from upgradation process.
When you try to upgrade Windows, you may see this error message:
We can’t activate Windows on this device because you don’t have a valid digital license or product key (0x803fa067).
Microsoft users are allowed to upgrade Windows 10 to Windows 10 Pro but then again users are still facing the Windows 10 Activation Error 0x803fa067 when upgrading their OS.