J7 max network stability issue

[Anonymous]

I have use J7 max. last one year am facing same issue with network stability while inside the building. I also tried with sim cards change same issue comes. kindly give update for that. and when pie update comes for j7 max

[killar]

some samsung Galaxy A50 network stability issue

[nasifmnm]

my galaxy a50 aldso same issue.....any one facing this issue??is this software problem or hardware problem. ???