System Restore is a utility which comes with Windows operating systems and helps computer users restore the system to a previous state and remove programs interfering with the operation of the computer. If you have created a system restore point prior to installing a program, then you can use System Restore to restore your system and completely eradicate the unwanted programs like Your Assistant For Outlook 2007 (64-bit) 1.1.4926. You should backup your personal files and data before doing a System Restore.