All sorts of technical issues can occur with TVs, but a gun firing in a video game turning off a TV might be a new one...

source https://www.techradar.com/televisions/now-that-is-immersion-the-muzzle-flash-of-resident-evil-9-requiems-titular-gun-is-so-bright-its-apparently-causing-one-players-oled-tv-to-restart