During the standoff in the bunker, Carrie Seldon's rifle is shown with a stovepipe jam (a fired (empty), partially-ejected shell casing stuck partway out of the ejection port) in two separate shots, but not in the rest of the shots, including those between the two shots. On the other hand she does not fire the weapon again after the initial salvo.
When Will and Dr. Danover believe that they have found an antibiotic "cocktail" to fight the bacteria, they all look at a microscopic image and Will says "it's attacking the virus". First of all, a bacteria is not a virus and, I'm not a doctor, but I'm not sure if we are watching the image of a bacteria being attacked by the antibiotic, rather than the image of a lymphocyte attacking a bacteria.
They show a 3rd generation (2010-2015) Prius in the camera footage in the parking garage but Kim Burgess says it is a 2019 Prius.
When the Molotov cocktail is thrown through the window, the window explodes before it is hit.
Despite being a surgeon, Will refuses to distinguish between bacteria and viruses which is something learned in an introductory biology class.