!!! Overview
[{$pagename}] ([HKCC]) contains information gathered at runtime; information stored in this key is not permanently stored on disk, but rather regenerated at boot time. 

[{$pagename}] is a handle to the key "[HKEY_LOCAL_MACHINE]\System\CurrentControlSet\Hardware Profiles\Current", which is initially empty but populated at [boot] time by loading one of the other subkeys stored in "[HKEY_LOCAL_MACHINE]\System\CurrentControlSet\Hardware Profiles".

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]