Update. I replaced my USB bluetooth dongle Bluetooth V4.0 to a very old one V2.0 and since a week now I have no problems with any keyboard or with the mouse.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1454450 Title: Bluetooth mouse laggy and erratic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1454450/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
