Does Apple Watch fast charge through Mac?
Does Apple Watch fast charge through Mac?
Question marked as
I believe you would need to use the Watch's USB-C fast charging puck, plugged into a Thunderbolt port offering at least 5 watts of power.
5 watts is the requirement for fast charging the Watch with a 3rd-party power adapter.
About fast charge on Apple Watch - Apple Support
M1 Mac mini, macOS 13.3; Watch, series 7 GPS/cellular, watchOS 9.4; iPad Pro 2nd Gen, iPadOS 16.4; iPhone 12 Pro, iOS 16.4; TV 4th Gen, tvOS 16.4; HomePods, audioOS 16.4 and Airport Express w/ Airplay 2