in back July 2009. If you are getting the problem with your current running windows 7 in your system and want to repair or reinstall windows then you need have windows 7 product key or serial key.
You can find windows product key in the registry by going to registry editor with run command ‘regedit’ but you can only see encrypted format of the key which is quite difficult to read. There are many users they are not using a genuine version of windows 7/windows 7 ultimate and struggling to activate windows with working serial keys and it’s very hard to find any accurate product key.
keys of windows 7.
Windows 7 Ultimate 64 Product bit Key:
Windows 7 Ultimate 32 bit Product Key:
might lose all your data and someone can easily hack pirated copy of Windows. So I will suggest you use correct and genuine Windows 7 Ultimate product key to saving your Digital life.