Didn't she have the ability to ask who was giving approval????

Neera Tanden said she never discussed Biden's mental acuity with other White House officials during time as top aide

A former top aide to President Joe Biden said she was authorized to direct autopen signatures but was unaware of who in the president's inner circle was giving her final clearance, according to a source familiar with the aide's closed-door testimony in front of Congress Tuesday....."

https://www.foxnews.com/politics/top-biden-aide-admits-congress-she-directed-autopen-signatures-without-knowing-who-gave-final-approval