macOS Big Sur 11.2.1 addresses MacBook Pro charging issues
https://arstechnica.com/gadgets/2021/02/macos-big-sur-11-2-1-addresses-macbook-pro-charging-issues/
Today, Apple released a small update to macOS Big Sur, numbered 11.2.1. Primarily, it fixes a problem affecting some MacBook Pro models that prevented their batteries from charging properly.