@jaroslav you RULEZZ! This has, indeed, solved reported problem, now both microphones work! Thanks a lot!
SOLUTION SUMMARY: 1) use kernel 5.11+ 2) use `snd_sof_intel_hda_common.hda_model=alc255-acer` kernel boot parameter
@jaroslav you RULEZZ! This has, indeed, solved reported problem, now both microphones work! Thanks a lot!
SOLUTION SUMMARY: intel_hda_ common. hda_model= alc255- acer` kernel boot parameter
1) use kernel 5.11+
2) use `snd_sof_