Adjust for daylight saving time automatically option is greyed in Windows 11 / 10

There are some regions in the world where during summers and springs, the days are longer than during the winters. Usually, when it’s summer or spring, the daylight saving time changes by one hour so it changes the windows time on the system according to the DST (Daylight Saving Time).

But recently many windows users reported that the system time on their windows system does not change properly and they feel it is not showing the accurate time. Some software might not run properly if the system time is not accurate in some cases and the option called Adjust for daylight saving time automatically option is greyed in the Windows system which is actually creating a problem for them.

After analyzing the issue here, we think it might be because of the region and time zone changes in the windows system.

Don’t fret if you also having the same problem with your system. In this article, we have gathered two methods which explain to the users how to get rid of this Adjust for daylight saving time automatically option is greyed issue and resolve it easily.

Fix 1 – Set the correct Time Zone

As explained above in the introductory part of this article, only in some parts of the world do this daylight saving time take effect where summer and spring seasons have longer days than winters. So there might be a chance of the change in the time zone which is causing the option called Adjust for daylight saving time automatically to greyed out on the system.

We recommend changing the time zone and setting it according to your region and seeing if the option is available again to set. Follow the steps on how to do it.

Step 1: Right-click on the Date and time displayed on the rightmost corner of the taskbar as shown below.

Step 2: Then select Adjust date and time from the context menu.


Open Adjust Date And Time Settings 11zon


Step 3: This will take you to the Date & time page on the Settings app directly.

Step 4: Now scroll the page and go to the Time zone option.

Step 5: Click on its time zone dropdown option.


Time Zone Option 11zon


Step 6: Scroll the dropdown list and select your time zone correctly and carefully. (Choosing a wrong time zone will always grey out the Adjust for daylight saving time automatically option)


Change Correct Time Zone 11zon


Step 7: As soon as you set the correct time zone, you will notice that the option Adjust for daylight saving time automatically which is present just above the Time zone is available again and you can click on its toggle button to enable or disable this feature.


Adjust Dst Auto Is Available 11zon


Step 8: Once done you can close the Date & time page on your system.

Step 9: Even after changing the time zone if the option Adjust for daylight saving time automatically is not available, then you need to follow the steps provided below on editing the registry file using the registry editor to enable the DST on the system.

How to Enable Daylight Saving Time (DST) using the Registry Editor in the Windows system

By default, Daylight Saving Time (DST) is enabled on the system in the registry file. But sometimes, unknowingly the registry file might be edited by some other users in the system or some software. So we recommend our users edit the registry file in order to enable the DST on your system.

Here are the steps on how to do it.

Warning – Please export the registry file on your system as a backup before continuing so that if anything goes wrong after editing, it can be reverted using the backup registry file.

Step 1: Press the Win+R keys together to open the Run command box.

Step 2: Next type regedit in its textbox and then press the Enter key.


1 Run Regedit Min


Step 3: You have to click Yes on the UAC that will be prompted on the screen for continuing.

Step 4: After the registry editor window opens up, clear the address bar and type the following path given below in it and then press Enter.


Step 5: This will take you to the TimeZoneInformation registry key on the left side of the registry editor window.

Step 6: On the right side, double-click on the DynamicDaylightTimeDisabled Dword value for editing.


Dynamicdaylightdisabled 11zon


Step 7: After the edit properties window opens, make sure the Value data is 0. If the value is not zero, change its value to 0 and click OK.


Edit Dynamicdaylightdisabled 11zon


Step 8: Once done, you can close the registry editor window and restart the system.

Step 9: After the system restarts, you can see that the option Adjust for daylight saving time automatically is not greyed out.

Please let us know in the comments section below.