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URL shortcuts: WSH UrlShortcut object (11)

USB: WMI (17-19) Win32_USBController, Win32_USBControllerDevice, Win32USBHub

User input: InputBox (6)

User name: WSH Network object (11)

Users and groups: WMI (17-19) Win32_Account, Win32_Group, Win32_GroupInDomain, Win32_GroupUser, Win32_LogonSession, Win32_LogonSessionMappedDisk, Win32_NetworkLoginProfile, Win32_SystemAccount, Win32_UserAccount, Win32_UserInDomain

Users, local: WMI (17-19) Win32_SystemUsers

Users, working with: ADSI (14-16)