Ennek a registrynek a törlése megoldotta:
1. In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>Software>Microsoft>Windows>
CurrentVersion>Explorer>Browser Helper Objects
2. Locate and delete the folder:
{6CC1C918-AE8B-4373-A5B4-28BA1851E39A}
Bálint István