I know this thread is nearly five years old, but I thought I would respond for the benefit those who might come across it looking for an answer to the question. If a setting is in HKEY_CURRENT_USER, then it must be set for each individual user profile you want it to apply to. In REGEDIT, you would select File > Load Hive (it's only enabled when either of hives HKLM or HKU is selected), browse to the path of the user's NTUSER.DAT in the root of their profile folder, and give the temporarily loaded hive a name. It will then show up as a new subkey under HKLM or HKU. Edit the setting as necess