Had a problem with the internal mic – HDA Intel – on my Manjaro system. Fixed it by adding the following to /etc/modprob.d/mobprob.conf file:
options snd-hda-intel model=mobile
Notice: compact() [function.compact]: Undefined variable: limits in /var/www/ossisoft.dk/public_html/blog/wp-includes/class-wp-comment-query.php on line 853
Notice: compact() [function.compact]: Undefined variable: groupby in /var/www/ossisoft.dk/public_html/blog/wp-includes/class-wp-comment-query.php on line 853