I too have just brought a Pro 5 and have hissing over car phone Bluetooth, seemingly the mx4 does not have this issue.
Playing music through Bluetooth speaker bar there is no issues, just with calls. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1546310 Title: In CAR bluetooth not working To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1546310/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs