HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList.
Navigate to the following registry value : Go to registry editor by typing “Registry” Make sure you assign “Administrator” right for this new account.
To create a new account click Manage Another Account > Create a new Account You may remove this account after you use it to change the folder profile name. Only needed to change the folder profile name. First of all you need to create a new account with administrator rights to execute the next steps. Rename User Folder in Windows 7 Step-by-step: