https://wccftech.com/watchos-8-5-breaks-fast-charging-for-apple-watch-series-7-users/

Is your Apple Watch Series 7 charging painfully after the latest watchOS 8.5 update? It's an issue which is affecting several users.

Apple Watch users faced a charging bug while using third-party chargers with the release of watchOS 8.3. Thankfully, Apple fixed that issue with a software update.