can a lot of brick that make up a wall inside in a old home effect a WIFI signal?

They are a lot of brick that make a wall in house or maybe two walls that is cover with brick

T C2021-01-15T00:40:50Z

Short answer is…. Yes!
Compared to typical studded walls the density of brick/concrete will absorb or reflect back the EM waves.


You can install a Network Extender (Wi-Fi booster) to remedy the situation .