after installing an update 19th August both micro and speaker are not working with all apps, solely the system sounds (incoming call, alarm eg) are normal.
Calling my landline from the A51 I can only hear a fax-like tone. Factory reset didn't help.
Google Play systemupdate 1stAug
Kernel 4.14.113-22145712 1 Thu Jul 15 10:33:20 +07 2021
SE for Android Status Enforcing SEPF_SM-A515F_11_0010 Thu Jul 15 10:47:55 2021
Software Version Service Provider