Probably depends on the model of car. You can replace and upgrade the battery packs in Nissan Leafs without issue. Nio have built their cars to have swappable

Probably depends on the model of car. You can replace and upgrade the battery packs in Nissan Leafs without issue. Nio have built their cars to have swappable and upgradeable batteries by design: https://www.topgear.com/car-news/big-reads/power-shift-battery-swapping-our-way-across-china https://www.topgear.com/car-news/big-reads/power-shift-batte... https://insideevs.com/news/448165/nio-completed-1-millionth-battery-swap/ https://insideevs.com/news/448165/nio-completed-1-millionth-...