This guide will show you how to change the taskbar clock in Windows Vista to 24-hour format.
Changing the Clock Settings
1. Click the Start Button and type intl.cpl then hit Enter
2. Click the Customize this format… button
3. Click on the Time tab and change the time format to H:mm:ss (note the uppercase H) and press OK
4. Close Regional and Language Options by pressing OK
Rich is the owner and creator of Windows Guides; he spends his time breaking things on his PC so he can write how-to guides to fix them.
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