How to display seconds on the taskbar clock in Windows 11

1. Open Taskbar Settings
   1. Right-click on an empty space on your Taskbar and select Taskbar settings from the context menu (or press Win + I and navigate to Personalization > Taskbar).
2. Expand Taskbar Behaviors
   1. Scroll down to the bottom of the page and click on Taskbar behaviors to expand the options.
3. Enable Seconds Display
   1. Scroll down until you find Show seconds in system tray clock. Check the box next to this setting.

If you don’t see this option, then you can use this method which will enable seconds.

1. Create the Registry Value Manually
   1. If the Command Prompt script failed to create the value, open PowerShell as an Administrator (search PowerShell in the Start Menu, right-click, select Run as administrator) and run:
   2. “HKCU:\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced” -Name “ShowSecondsInSystemClock” -Value 1 -PropertyType DWORD -Force

Verification:-
Look at the bottom-right corner of your screen where the time is displayed; you should immediately see the clock counting seconds alongside the hours and minutes.