I too get frequent disconnects. Even while using the mouse. Microsoft Sculpt Touch Mouse
Ubuntu 16.04 Linux malina 4.4.0-34-generic #53-Ubuntu SMP Wed Jul 27 16:06:39 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux [18241.592480] hid-generic 0005:045E:077C.000D: unknown main item tag 0x0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1385113 Title: hid-generic 0005:099A:0500.0001: unknown main item tag 0x0 To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1385113/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs