Clear ‘Run’ Command History from Windows 7

To solve this, from the registry manually clear the ‘run’ commands. 

The steps are below.

How to delete Windows 7 ‘Run’ History (using Regedit):

1. Open the ‘Start Menu’
2. Type   ‘Regedit’ then press ‘Enter’ 
3. Click ‘Yes’ if prompted
4. Navigate to‘HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\RunMRU’
5. In the right hand window you will see the list of saved run commands.
6. Delete each of them, only leave the (Default) at the top

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