[Jiasuba] An error occurred while Windows XP was upgraded to Windows 7.

Windows XP upgrades Windows 7 are not always so smooth, sometimes there are still various problems, these problems make users have a headache. According to foreign media reports, many users who want to upgrade Windows 7 encounter problems when installing the new system. This issue mainly involves users who perform the so-called "net installation" (removing all data. Vista users can upgrade Windows 7 locally. This problem does not affect Vista users. On the contrary, Windows XP users often encounter this problem when installing and upgrading Windows 7.

According to reports, in some cases, a security function of Microsoft does not allow users to install the Windows 7 version on a blank disk, these versions will be used by existing Windows Installation copies on your computer.

Although the upgrade cost of an XP user is higher than that of a vista user, when an XP user enters the windowss registration code, the system prompts an error: Software License Service (Software License Service) Provision, the specified product key can only be used for upgrade and cannot be used for net installation.

However, some unofficial technical staff have found a solution to this problem. It is recommended that XP users who install and upgrade Windows 7 do not enter the product key during installation. On the contrary, XP users should go directly to the next step and enter the product key when the installation is complete.

The University of Wisconsin-Madison (University of Wisconsin-Madison) IT department issued an announcement to solve the problem of activating Windows 7.

Microsoft did not respond to this issue. Analysts believe that if the problem is fixed, the user may upgrade Windows 7 in a PC that is not eligible for upgrade.

Of course, we cannot generalize the problems encountered during the upgrade process, but the most important thing is to solve the problem well. Only after the problem is solved can the upgrade be smooth.

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