Anons already knew this
The National Transportation Safety Board said the pilots were responding to several warnings in the cockpit of the Bombardier jet that diverted to a Connecticut airport March 3. They followed a checklist and turned off a switch that "trims" or adjusts the stabilizer, a control panel on the planeโs tail.
https://www.foxbusiness.com/business-leaders/former-obama-official-died-pilot-bombardier-jet-flipped-switch-plane-abruptly-pitched-up