In Joget Workflow v5, it is possible for one to define the timezone that Joget uses rather than using the server's timezone.
It is also possible to define the date format rather than using the default one.
By changing the locale, this would affect how date/time is presented system-wide.
Figure 1: Inbox using en_US locale
Figure 2: Inbox using zh_CN locale
This is the list of elements/modules but not limited to that may be influenced by locale settings.
Relevant Attributes: System Time Zone, System Locale, System Date Format