I also have this exact model of laptop. I have installed kernel 5.11 from https://kernel.ubuntu.com/~kernel- ppa/mainline/v5.11/
Following a cold boot to Ubuntu, sound can be made to work via the workaround GPIO commands detailed in https://bugzilla.kernel.org/show_bug.cgi?id=210633#c13 The related patch to teach the kernel to do the necessary GPIO itself is https://patchwork.kernel.org/project/alsa- devel/patch/[email protected]/ ** Bug watch added: Linux Kernel Bug Tracker #210633 https://bugzilla.kernel.org/show_bug.cgi?id=210633 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1914881 Title: No sound from internal speakers HP Spectre x360 Convertible 14-ea0xxx, Realtek ALC245, To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1914881/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
