While "IVT BlueSoleil 6.4.249" is a well-known Bluetooth driver and connection management software, the specific search for this version bundled with a "keygen" or "updated" activation tool typically points toward unofficial or cracked software distributions.
If you have already downloaded such a file, immediately run a full system scan using Windows Security or another reputable antivirus program. ivt+bluesoleil+64249+x32+x64+keygen+updated
Are you trying to with a specific Bluetooth device, or While "IVT BlueSoleil 6