Hi all,
I'll try to pick up an old unresolved thread here beause I've got exactly the same issue, except that I'm using Mint 19.3 (Cinnamon). Maybe there are some new answers by now.
Here's my inxi:
System: Host: COMPAQ Kernel: 5.3.0-46-generic x86_64 bits: 64 compiler: gcc v: 7.5.0...