What is W32TM Windows command?

The Windows w32tm command is used for configuring the time service in Windows operating systems to synchronize time with external sources.

W32TM Syntax:

w32tm [options] [parameters]

W32TM Options:

Option	Description
/register	Register the time service
/unregister	Unregister the time service
/query	Query the configuration
/config	Change configuration settings
/resync	Resynchronize the clock
/stripchart	Display an offset between two hosts

Parameters:

Parameter	Description
/computer:	Specifies the remote computer to operate on, defaults to local
/quiet	Suppresses success messages
/verbose	Displays detailed information
/monitor	Monitor mode
/manualpeerlist:	Manually specify the list of NTP peers

W32TM Command Usage Examples:

Sync Time with a Specific NTP Server

w32tm /config /syncfromflags:manual /manualpeerlist:"time.windows.com"

Configures the Windows Time service to synchronize time with the NTP server “time.windows.com”.

Check the Current Time Configuration

w32tm /query /status

Displays the current configuration and status of the Windows Time service.

Force Synchronization with Time Source

w32tm /resync

Forces the Windows Time service to immediately synchronize with its configured time source.

Set the Time Source to Local CMOS Clock

w32tm /config /syncfromflags:domhier /update

Configures the Windows Time service to synchronize time with the local CMOS clock as the source.

Display Detailed Configuration Information

w32tm /query /configuration

Provides detailed information on the configuration settings of the Windows Time service.

Tip

Make sure to run the w32tm command with administrative privileges to avoid any permission-related issues.

How do I synchronize the time on a Windows machine using w32tm?

To synchronize the time on a Windows machine, use the following command:

w32tm /resync

How do I check the current status of the Windows Time service with w32tm?

To check the current status of the Windows Time service, use the following command:

w32tm /query /status

How do I configure the NTP server settings with w32tm on Windows?

To configure the NTP server settings, use the following command as an example:

w32tm /config /manualpeerlist:"time.windows.com" /syncfromflags:manual /reliable:yes /update

How can I force a Windows machine to update its time immediately using w32tm?

To force a Windows machine to update its time immediately, use the following command:

w32tm /resync /force

How do I display the last synchronization time and result with w32tm?

To display the last synchronization time and result, use the following command:

w32tm /query /status

How do I set the Windows Time service to start automatically with w32tm?

To set the Windows Time service to start automatically, use the following command:

w32tm /register

How do I unregister the Windows Time service with w32tm?

To unregister the Windows Time service, use the following command:

w32tm /unregister

How can I diagnose issues with time synchronization using w32tm in Windows?

To diagnose issues with time synchronization, use the following command:

w32tm /stripchart /computer:<NTP_server> /samples:<number> /dataonly

Applications of the W32TM Command

• Set time service configuration
• Synchronize time with a specified server
• Query the current status of the time service
• Change time configuration settings
• Diagnose issues related to time synchronization
• Monitor time service performance