That's a little weird - I have tested Nexus 4 today (with an image from a few days ago), and I think the call volume is quite ok. (But it's difficult to verify when you're calling yourself for the testing.)
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1218294 Title: [dialer app] During a live call, there's no volume adjustment available To manage notifications about this bug go to: https://bugs.launchpad.net/dialer-app/+bug/1218294/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs