The delay isn’t exactly surprising in the current climate. However, The Falcon and the Winter Soldier is a tentpole series for Disney+. It’s the platform’s first original show that’s connected to the Marvel Cinematic Universe, with the likes of WandaVision, Loki, Hawkeye and Ms. Marvel also on the docket.
Those shows will play a key part in phase four of the MCU. If you watch the movies alone, you’ll miss out on some of the context that the shows provide. However, the release timing for all of Marvel’s upcoming shows and movies is up in the air right now.