[Ash_11]

To Remove Entries: How to clear all the Un-Used items in MSCONFIG

Start/Run/Regedit

For items that were in the Start menu, Programs, Startup folder:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\MSConfig\startupfolder.
You'll find a subkey for each disabled item.

For items loaded from the Registry:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\MSConfig\startupreg.
You'll find a subkey for each disabled item.