Samsuung A10S some time, when other calls me it not show any alert to me. After restart phone it work properly one or two days. As this problem I had missed most impotant calls. Unfortunately I don't know who calls me during that period . Any one ca...

My phone model is samsung a10s when other calls me some time it not alert. even not show as missed calls. Then i also cant get calls until restart phone any my friend have A20 he also have same problem please help anyone can