@f2thak : Copy attached file to /home/user/ extract it here and move hidd file from /home/user/usr/bin/ to /home/user/.. then in terminal run sudo gainroot and run search using hidd file (./hidd --search) I think, i've installed everything correctly but when i run ./hidd --search it searching a while and after that it shows me message : "No devices in range visible" I have BT switched on, and my mouse is Logitech M215. Can someone help me pls?