Management communication style is "Communicating less, but more frequently", the opposite of OP. This explains why management likes to see more people in offices.
Keep the managers working from home and get all devs to the office?
There can actually be logic to that. Many managers spend most of their time in meetings—with people scattered around the world larger organizations. And they spend a lot of time with customers too. What’s the point of having Ann office aside from occasional in person team events?