Regional settings change process

To check and set the time zone :
- Right-Click on the Time & Date located at the bottom-right corner of your screen (on the taskbar).
- From the context menu that appears, select "Adjust Date & Time".
- Set Time Zone → "(UTC+05:30) Chennai, Kolkata, Mumbai, New Delhi"

To set the region format to English (United States) :
- Go back to the Control Panel.
- Click on "Region".
- In the Formats tab, select "English (United States)" from the Format drop-down menu.
- Click "Apply" and then "OK" to save the changes.

To set the short date format to dd/MM/yyyy :
- In the same Region window, go to the "Additional settings..." button in the Formats tab.
- In the dialog box that opens, go to the "Date" tab.
- In the Short date dropdown menu, select "dd/MM/yyyy".
- Click "OK" to save the changes.
Following these steps should change and correct your regional settings.