Select button top right – to Customise and control Google chrome.…
Choose settings from dialog
Choose advance settings from next dialog.
More advance settings appear
Move the language you want to use to the top of the list.
For my example – I was using English (United Kingdom) – so changed to English (United states)
Closed and reopened Chrome
Logged back into test account.
Dates displayed in American format
Repeat process changing from US to UK version.
Closed and reopened Chrome – restart HRLocker.
Date displayed in European format.