Change the time zone in Windows 7

To change the time zone that is specific to your region, perform the following steps:
1. From the taskbar, right-click on the clock and then click on Adjust Date/Time.
2. Click on Change date and time settings... (If you are prompted for an administrator password or confirmation, type the password or provide confirmation).
3. From the Date and Time dialog box that opens, under Time zone section, click on the Change time zone... button.
4. From the Time Zone Settings dialog box that opens, click on the Time zone: drop-down box and select your time zone.
5. For the daylight saving time to take effect automatically, click to place a check mark beside Automatically adjust clock for Daylight Saving Time.
6. Click OK to close Time Zone Settings dialog box.
7. Click OK again to close Date and Time dialog box.

Show AM / PM symbol on the taskbar clock in Windows 7

By default, Windows 7 does not display the AM or PM symbol as it displays a 24 hour clock. To make Windows 7 display the clock in 12 hour format with the AM or PM symbol, perform the following:
1. Click Start button and then click Control Panel.
2. If the View by: is Category then click on Clock, Language, and Region and then click Region and Language. If the View by: is Large icons or Small icons then click on Region and Language.
3. From the Region and Language dialog box, click Additional settings... to open Customize Format dialog box.
4. Click on the Time tab. Under Time formats section, in the Long time: box, add tt to the end of HH:mm:ss. It should look like
HH:mm:ss tt (Make sure there is a space between s and t)
5. Click Apply and then click OK.

Change the date and time in Windows 7

You may perform the following to change the date and time settings:
1. Right-click on the taskbar clock and click on Adjust Date/Time.
2. From the Date and Time dialog box, click on Change date and time... (If you are prompted for an administrator password or confirmation, type the password or provide confirmation).
3. To change the date, under Date: click on a date from the calendar. You may also click on the left and right arrows to make month selections.
4. To change the time, in Time: under the clock, change the time.
5. Click OK.

Add additional clocks to the taskbar in Windows 7

In Windows 7, by default the time is displayed in the right part of the taskbar and you have the local time displayed in the taskbar clock. You can have two more clocks to display time from other time zones. Once you setup the additional clocks, you have to hover the mouse or click on the taskbar clock to view them. To add the additional clocks, perform the following:
1. Right-click on the taskbar clock and click on Adjust date/time.
2. From the Date and Time dialog box, click on the Additional Clocks tab.
3. For each clock, click to place a check mark beside Show this clock. Select the time zone from the Select time zone: drop-down box. Enter the name for the time zone in the Enter display name: field (Upto 15 characters are allowed in the Enter display name: field).
4. Click Apply and then click OK.