Win7 flagship taskbar icon blank how is it?

  

How is the win7 flagship taskbar icon blank?

1. Press the “Win+R” key combination to open the run box, enter: regedit Click OK to open the registry editor;

2. Expand in the order on the left side of the registry: HKEY_CURRENT_USERSoftwareClassesLocal SettingsSoftwareMicrosoftWindowsCurrentVersionTrayNotify ;

3, delete the [IconStreams] and [PastIconsStream] key values ​​on the right side, and then close the registry;

4, log off the computer to solve.

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