They often tie it to current offerings. So your plan may have unlimited 4G data for life, but won’t include anything faster/newer. So once you want/need 5G, you have to switch to a different plan.
And even then it’s dependent on the availability of the 4G network or whatever. They’re currently sunsetting 2G and 3G networks, that means a lot of old school devices have to be upgraded or cut off, upgrades come with new contracts.
They often tie it to current offerings. So your plan may have unlimited 4G data for life, but won’t include anything faster/newer. So once you want/need 5G, you have to switch to a different plan.
And even then it’s dependent on the availability of the 4G network or whatever. They’re currently sunsetting 2G and 3G networks, that means a lot of old school devices have to be upgraded or cut off, upgrades come with new contracts.