You cannot rename a User Profile folder in Windows 11/10 if one or more of the following conditions are true: You are not signed in as an administrator. You are signed in to the same user account, ...
Windows cannot copy file \\?\C:\Users\UserName\AppData\Local\Microsoft\Windows\UPPS\UPPS.bin to location \\?\UNC Path\UserName.V6\AppData\Local\Microsoft\Windows\UPPS ...