Essentially Solaar is open source interface to few extra features (exposed as application custom hid use pages) of the Logitech "HID++" stack (aka Logitech "don

Essentially Solaar is open source interface to few extra features (exposed as application custom hid use pages) of the Logitech "HID++" stack (aka Logitech "dongle", sometimes also combined with bluetooth support on the actual device). Consider this screenshot[1] of additional options on Logitech trackball + ofc pairing control [1] https://usercontent.irccloud-cdn.com/file/2cZcZiNk/image.png https://usercontent.irccloud-cdn.com/file/2cZcZiNk/image.png