Share the tips of how the WinXP system displays the day of the week in the lower right corner

How do we display the day of the week in the lower right corner of the WinXP system? The author will share it with everyone:
1. Click “Start”Menu →“Control Panel”, find and double-click "Regional & Language Options" Icon
2. Then, in the popup In the settings window, click “regional options"label→“custom” button
3. Next, click on the “custom area option"""date” tab in the bottom “Long date format” followed by the letter “dddd“.
4. Finally, click the “OK" button to return to the control panel. At this point, hover your mouse over the clock. At this time, the system clock can already indicate the day of the week.
With the above understanding, do you think you have some understanding of the knowledge in the WinXP system?