No sound 50+% of the time in calls, until reboot

[Bas_tien]

Looks likes this topic refers to the same problem :

No / not working sound in phonecalls

Problem today. It did work fine ( both making and receiving calls) some days before. No sound at all when trying to call someone (regular phone number, not WhatsApp etc.) Sound when I switch it to speakerphone, but the person cannot her me Volume was not turned down But no sound when moving the “call volume” slider But I was able to hear sounds on speakerphone in both directions on a test with another phone I think receiving calls worked, but I would have to test it again Could this be the me…