What carrier? If it’s t-mobile and they only have 600mhz band LTE in your area it won’t work…. (Apple Watches can’t do 600mhz)
Does the laptop still get security patches? That’s what I’d worry about most…
What carrier? If it’s t-mobile and they only have 600mhz band LTE in your area it won’t work…. (Apple Watches can’t do 600mhz)