Originally Posted by
MichielR
Happened to me with full or overbooked flights in the last months. Was that the case for you as well?
Could have been, though I was not upgraded.
Some time ago when I was upgraded on a AMS-FCO leg, I was able to change my seat using the robot at the lounge. Obviously I didn't actually change it when I noticed that I was seated 2C..but still. It was possible