Macbook Clock ((link)) -

Optimizing and troubleshooting your system time ensures flawless operations across all Apple ecosystem applications. How to Adjust Your MacBook Clock Settings

Pro tip: Ask Siri ("What time is it in Tokyo?") or type "Time Tokyo" into Spotlight ( Cmd + Space ) for a quick answer without messing with settings. macbook clock

If the native clock is too boring for you, the Mac App Store is full of options: macbook clock