I can’t let the in-laws stream Netflix off my phone when I’m in town. It was 3G in the area, they ran fiber last year and now their DSL can get up to a whole 1

I can’t let the in-laws stream Netflix off my phone when I’m in town. It was 3G in the area, they ran fiber last year and now their DSL can get up to a whole 10Mbps if they decide to pay $100/mo. There is no good solution yet.