Having recently provided a large number of user complaints after the cessation of their devices for fully working after trying to upgrade to the new system, where some of them received an error message stating that the device "does not contain the operating system," accompanied by "screen black death", while others spoke message for the disappearance of the contents of the storage units after trying to upgrade to Windows 10 system, the number of users who complained during the Special Forum at Microsoft to 25 users, while the number of complaints was much greater in other forums.
