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24H clock instead of 12H


Just installed RC and initial inpression is positive. However despite the fact that I’ve changed the timeformat to HH:mm, I still see AM/PM (12 hour clock) in the iOS app, admin pages etc.
Are these known “issues” or do I need to do additional work to change it?

Server Setup Information

  • Version of Rocket.Chat Server: 4.1.2
  • Operating System: Debian 11


Can you specify the steps you did for this configuration?


Hi @dudanogueira
My user account / Profile is set to 24-hour clock
RC language is ‘English’

Global settings:
Custom timezone: Europe/Copenhagen
Message / Time Format: HH:mm

iOS App version:
In the conversation overview:

In the App / chat window:

iPhone is set to 24H-Time and time Zone is Copenhagen. Language is English (UK)