Win7 the solution to constantly refresh problems after Device Manager is opened

Steps:

1, in the Win7 system click "Start" click "Run";

2, in the "Run" dialog box input "regedit" press ENTER;

3, open Registry Editor, expand the Hkey_current_user\software\microsoft\internetexplorer\toolbar,toolbar below 3 subkeys Explorer, Shellbrower, Webbrower all have a key value named "Itbarlayout" and delete all of them.

The above is the WIN7 Device Manager is open after the constant refresh of the solution introduced, do not know how to open the "run" to the user can search in the Start menu search box directly to "run", or through the keyboard shortcut Win+r open. Thank you for reading!