And for a moment, the universe was in balance again. A protocol handler restored. A boss defeated. A lesson learned: never trust the Windows key, and always reboot before calling your Linux-using friends.
He tried the obvious: Settings > Apps > Default Apps > “Choose default apps by protocol.” He scrolled down to ms-gamingoverlay . The field next to it was empty. No app assigned. It was like the phonebook had ripped out the Xbox Game Bar’s number. get an app to open this ms-gamingoverlay link
“…No.”
“I reinstalled it. It didn’t work.” And for a moment, the universe was in balance again