Realtek BT for win10 64bit is a software product for Windows developed by Lenovo Group Limited
It is reported that the following Windows processes are part of Realtek BT for win10 64bit:
If you want to remove Realtek BT for win10 64bit from your computer, just go to Start > Control Panel > Add/Remove programs and select Realtek BT for win10 64bit from the list of programs.