Note that if the problem is fixed in later Ubuntu releases then it likely would be fixed in Ubuntu 18.04.4 too:
https://ubuntu.com/download/desktop
If you just update Ubuntu 18.04 then you won't ever get the same newer kernel as comes with 18.04.4. So maybe the issue is already fixed-released via the HWE kernel. You should be able to try it by:
sudo apt install linux-generic-hwe-18.04
Note that if the problem is fixed in later Ubuntu releases then it likely would be fixed in Ubuntu 18.04.4 too:
https:/ /ubuntu. com/download/ desktop
If you just update Ubuntu 18.04 then you won't ever get the same newer kernel as comes with 18.04.4. So maybe the issue is already fixed-released via the HWE kernel. You should be able to try it by:
sudo apt install linux-generic- hwe-18. 04