Same issue with my Series 4 after software update to 7.3.3. Battery life has been substantially degraded and the watch is taking much longer to charge than it did prior to the update. Apple, you need to put out a new update to fix this or allow us to roll back to the previous software version.
slewis4
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
From
Australia