All of the other children in that generation (known as 'spares') may move or marry out. You may not move/marry out the sim who currently holds the title of 'heir'. You MAY plead with the reaper in order to save a recently dead Sim.
You may not bring a Sim back from the dead once the reaper has taken them.
But before moving a sim to another gamer, you need to remove him out from the. If you want to remove a sim from the player, you will also have to remove some other sims. It can be very tricky or difficult sometimes. But unfortunately, you cannot move out a single sim out of the update. It is very easy to move an entire day of sims in Sims 4.In The Sims 4, the Manage Households option gives you everything you need to customize Sims that have either already moved in, or have yet to move in, in either World. You may have noticed that you can't move Sims out using the phone like you could in The Sims 3. You may expand your house by increasing the size of rooms, building new ones, or creating another floor. The Sims 4 offers really wide opportunities for enlarging existing rooms without demolishing them. The house you build or purchase at the beginning may be just right for you for a long time, but sooner or later you will need to expand it.