SUMMARY After plasma 6 regional time for latam countries started showing as AM/PM, this didn't happen on plasma 5 and latam countries use 24h clocks. STEPS TO REPRODUCE 1. open regional settings 2. change time to any spanish latam country (Argentina/Bolivia/Chile/Colombia/etc). OBSERVED RESULT Time uses 12h clock EXPECTED RESULT Time should use 24h clock (like in plasma 5) SOFTWARE/OS VERSIONS Linux/KDE Plasma: fedora 40 KDE Plasma Version: 6.1.4 KDE Frameworks Version: 6.5.0 Qt Version: 6.7.2 ADDITIONAL INFORMATION also tested it in arch and tumbleweed to make sure is not a distro thing.