Win7 Upgrade key accidentally input error what to do

Win7 upgrade to the Win7 version of their own features, many times we are in order to maintain the original computer settings, but if you are upgrading, accidentally lost the key, if you do not understand the principle of Win7 upgrade, then you are tragic. Because you quit to upgrade, the next time you go directly to the verification key, then you can only have been wrong. The following 355189 Small series teaches you win7 upgrade key accidentally input error to do.

1

　　The principle of Win7 upgrade key

When you first enter the key, Win7 will generate a file in your registry, and the next time you want to upgrade Win7 will call the file directly. This is also the first time you entered the error, then there is no reason to enter the opportunity, we just need to delete the file on the line.

2

Delete the registry file.

Enter Registry Editor, run in: regedit Enter, then navigate to Hkey_current_usersoftware Microsoftwindowscurrentversionwindowsanytimeupgrade, put Windowsanytimeupgrade items are deleted. OK, it's done.

The above is about Win7 upgrade key accidentally input error to do . Warm reminders, sometimes the system can not blindly pursue the high version, the most suitable version is the best version.

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