2019年1月21日 · Go to Time and Language - Region and Language - Date and Time Scroll down and click 'Change Date and Time Formats Set the Short and Long time formats to those with a capital H, the setting with the small h is AM/PM 12 hour clock If that does not change the times to 24 hour clock, please let me know . ..

2019年3月24日 · Right click the clock on your Taskbar and choose Adjust Date/TIme On the resulting page, click Date and Time Formats at the bottom Set the Short and Long time formats to the one with the capital H Capital H - 24 hour clock Lowercase h = 12 Hour clock

2024年10月22日 · Navigate to Time & Language > Language & region. Scroll down to Regional format and click Change formats. Under Short date, select the desired format (e.g., dd-MMM-yyyy for 22-Oct-2024). Change Time Format: In the same Change formats menu, go to Short time. Select a 12-hour format (e.g., h:mm tt for 12-hour time with AM/PM)

2025年1月3日 · Open your Windows Settings > Time and language > Language and Region. Click on the small arrow next to "Regional format" and choose "Change formats". From here, choose the hour format that suits you best. Please let me know if you have any other question ! …

2018年2月5日 · Changing the clock format from 12-hour to 24-hour in Windows 10 is very simple. To do that, follow these steps: 1. Right click the Start button, then go to Control Panel. 2. Click Clock, Language, and Region, then click Region. 3. Click the drop-down arrow next to Short time and select HH:mm. 4.

2022年3月3日 · There is no separate setting for the time format on that clock app or its notifications for 24/12 hour format. Open the old Control Panel, then at the top right, set View to icons. Open Region, and on the resulting dialog, click 'Additional Settings.

2016年3月21日 · To change the time format from 12 hour to 24 hour in Windows 10. Follow the steps: Navigate to Control panel. In the category view of the control panel, click on the ‘Change date, time, or number formats’. Change the short time to HH:mm from the drop down. Press Apply to make the changes. Now your time format will change to 24 hour format.

2024年5月31日 · To change to 12-hour format, on the Short time drop-down list, select h:mm:tt and on the Long time drop-down list, select h:mm:ss:tt. 5. After that, you may restart your Outlook client and check your email if showing correct format normally.

2025年3月10日 · I just got a brand new installation of Windows 10 with Microsoft 365 including Office 365. I have used the Control Panel to change my preferred time format to be HH:mm (24-hour time). However, in Outlook, when I open the Calendar to create a new appointment, it still shows time in AM/PM format. How do I get Outlook to use 24-hour time format?

2015年8月14日 · a. Click on Date and Time on task Bar. b. Click on ‘Change Date and Time Settings’. c. Click on Change date and Time formats. d. Change the time format in Short time and Long Time. Hope this helps. Let us know if you have any other issues with Windows in future.