The most annoying thing about your Apple Watch is its "all day" battery just isn't long enough. But these simple tricks can ...

Battery life ... to 36 hours (on Series 10) and up to 72 hours on Apple Watch Ultra. It’s able to work on any Apple smartwatch running watchOS 9 or later meaning Series 4 and newer.

both the Apple Watch SE and Series 10 smartwatches can last up to 18 hours on full battery, with the latter stretching this number up to 36 hours when in the Low Power Mode. While the Apple Watch ...