please fix my signal issue

[gokulsathya]

I have bought Samsung galaxy m20 4gb ram and 64 gb rom.in this mobile i have facing the signal strength issue i have used jio sim and Airtel but there is no signal inside home but i change the sim to other mobile it working so please kindly i request you to fix my problem please

[deepaktmrkr]

ooohhhh

[dilluviru]

I am also faced this issue

[gokulsathya]

please fix our issue Samsung

[Sarwar88]

same issue