Antenna? Extender? Getting service INSIDE our tin barn

[Newshound]

Just a note, this thread was rekindled and concluded here:

Wifi network to reach camera in pole barn

I have 3 wyze cams set up within about 125 foot of my router around my house. I have one more wyze cam im trying to setup inside of my horse barn approximately 175 foot from my router. I had a wifi extender at the opposite corner of my house (away from the router, close to the barn) and get decent strength surrounding the barn, but not INSIDE due to the tin siding. I moved the extender out to the barn to try to get signal within the barn. The router light glows red, but i get occasional signal…