Windows loads programs to start in the following order; Program listed in the Local Machine hive, then the Current User hive, then theWin.ini Run= and Load = lines. then finally programs in your Start Up folder.

To add or remove programs in the Registry

1 ) Open RegEdit by pressing Windows + R

2) Go to any of following  

   HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows CurrentVersion Run

   HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows CurrentVersion RunServices

   HKEY_CURRENT_USERSOFTWAREMicrosoftWindows CurrentVersion Run

   HKEY_CURRENT_USERSOFTWAREMicrosoftWindows CurrentVersion RunServices

3) Add a new String Value and name it anything you like

4) For the value data, enter the path and executable for the program you want to run.

5) By adding the value to the HKEY_CURRENT_USER hive instead allows the program to start only when that user is logged on.

6) If you add the value to the RunOnce key the program will run once and be removed from the key by Windows. 

7) Done