Clean Registry:
HKEY_LOCAL_MACHINE\software\microsoft\code store database\distribution units\{42f2c9ba-614f-47c0-b3e3-ecfd34eed658}\contains\files\c:\windows\downloaded program files\ysbactivex.dll
HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\moduleusage\c:/windows/downloaded program files/ysbactivex.dll\{42f2c9ba-614f-47c0-b3e3-ecfd34eed658}
HKEY_LOCAL_MACHINE\software\yoursitebar\updatever