Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\OPUS_TMP\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer] ; disables recent/frequent items in the explorer (quick access for example), taskbar context menus, etc...
"ShowRecent"=-
"ShowFrequent"=-

[HKEY_LOCAL_MACHINE\OPUS_TMP\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced] ; [windows 7 and older] disables recently opened documents in the start menu
"Start_TrackDocs"=-