Similar problem with A50 after one ui v3.1 update. Call connection is made but no sound on either side I.e. called person hangs up. Interestingly so after i get called my phone works again (I can call w/o problems). However sometime later the problem...

Similar problem with A50 after one ui v3.1 update. Call connection is made but no sound on either side I.e. called person hangs up. Interestingly so after i get called my phone works again (I can call w/o problems). However sometime later the problem...