The update weighs a hefty 1.2GB and brings Oreo, Samsung Experience 9.0 UX and the April 1 security patch.
If you live in Sweden or other Scandinavian countries you can check for an update on your Galaxy S7/S7 Edge.
Samsung has had a trying run in bringing Oreo to its older flagships. The early firmware caused reboots and was halted and subsequently resumed when the bugs were ironed out. Now it seems everything is fine.