Clear Unwanted Entries from the Start Menus Run Command
Run the Registry Editor (REGEDIT).
1)Open HKEY_CURRENT_USER\ Software\ Microsoft\ Windows\ CurrentVersion\ Explorer\ RunMRU\.
2)Delete all of the values that you dont want in this key (everything in the right pane, except for (Default)).
3)Close the Registry Editor when finished. You'll probably have to refresh the Desktop or restart Windows for this change to take effect.