This is the "nuclear option." It forces the game to mark the quest as done immediately.
addfact(gwent_quest_completed)
He left Kaer Trolde feeling as if he'd walked through a storm and come out with a single wet feather in his hand—an odd, fragile thing that mattered more than all the coin in a chest. He'd found a command that could end stories and a way to start them properly, and he'd learned, again, that endings mattered less than the reasons people had for living with them. witcher 3 complete quest console command top
To complete a quest in The Witcher 3: Wild Hunt using the console, you must use the This is the "nuclear option
Use fact-based progression ( addfact ) + resetquest() if needed. and he'd learned
Advance to the next stage manually.