- The PC's clock is a tool that has been with the Windows OS since the very beginning, and has received numerous tweaks and updates over time.
- Unfortunately, system errors can lead to your PC's clock to change randomly. If that happens, follow the steps written in the guide below.
- Our dedicated hub for troubleshooting Windows 10 errors is full of similar articles, so make sure to check it out and even bookmark it in case you need it again.
- If you need any more great articles visit our dedicated Windows 10 fix page.
The bottom right corner is often the most neglected portion of your computer’s display, one where the time and date gets displayed.
However, while it might be hard to believe the computer with all its computing prowess getting something as simple as the time wrong, it indeed is something that does happen with fair regularity.
Also, there can be a variety of reasons for the Windows 10 time to keep changing. Mentioned here are the ways to remedy the situation.
How to fix Windows 10 time keeps changing.
1. Wrong time zone selected
Often your system might be showing the time of a different time zone than where you are located. To rule out such a scenario, you will have to set the time zone manually. Here are the steps.
- Right click on the system clock on your taskbar and select Adjust date/time. You will be taken to the date & time section under Settings. (Start > Settings > Time & Language > Date & time).
- Under Time zone, check if the correct time zone pertaining to your region is selected. If not, make the necessary amendments.
Also, check if your PC is set to automatically synchronise with time.windows.com internet time server.
- For this, click on Additional date, time & regional setting on the right side of the window under Related settings.
- This will take you to the Clock and Region section under the classic Control Panel window.
- There, under Date and Time, click on Set the time and date.
- In the Date and Time window that opens, click on Internet Time tab.
- Under Internet Time tab, you should get to see This computer is set to automatically synchronise with ‘time.windows.com’ message.
- If otherwise, click on Change settings… to launch Internet Time Settings window.
- Select time.windows.com as the Server and click on Update Now.
- Click on OK and then on Apply > OK to close the Date and Time windows.
If the above steps didn’t work for you, you may want to review our other specific guide on this.
Check if the time remains consistent. If not, try out the other methods.
2. Malware attack
This happens to be another common reason that makes Windows 10 time to change frequently. A malware attack is also the most notorious given its stealthy nature as those can creep in and remain undetected for long before visible changes start becoming evident.
To ensure you aren’t a victim already, check to see if you have the latest security parameters enforced. Here are the steps.
- Click on Start > Setting > Update & Security.
- Select Windows Security from the options on the left.
- Click on Open Windows Defender Security Centre button. This will launch the Defender Security Centre window which serves as a one point stop for all your security related settings. In case you’re encountering issues, check our specific guide on how to open Windows Defender.
- Ensure there is a green tick mark associated with each of the parameters like Virus & threat protection, Account protection, Device security and so on.
If not, click on each and follow on-screen instructions.
Also, while there is no dearth of malware removal tools out there, it is always best to rely on the staple fare served by Microsoft – Malicious Software Removal Tool or MSRT. It does a fine job and is updated regularly to keep you protected against all existing and upcoming threats.
3. CMOS battery getting weak
One of the most likely reasons the Windows 10 computer is not showing a stable time is that the CMOS battery might have passed its prime. If you’re affected, do the following
- Read our extensive guide on How to Fix a Corrupt CMOS battery
If you aren’t too adept with the hardware side of your PC, CMOS stands for Complementary Metal Oxide Semiconductor and the said battery is placed on the computer’s motherboard, which in turn powers the CMOS chips also placed on the motherboard. The chip contains vital information concerning the computer’s system configuration, which includes the date and time info as well.
The battery ensures the chip can hold on to the information even when the computer is turned off or is not connected to a power source. This way, the next time you turn the PC on, you will find everything spot on and up-to-date.
However, the battery can wear out which can be either as part of the natural weathering process or due to some defect. And this is when the computer can start showing erroneous time. The PC getting shut down on its own is also among the more serious symptoms that points to the CMOS battery being the culprit.
Unfortunately, changing the battery requires a fair bit of hardware repairing skills. Hence its best to rely on your local hardware expert to get the CMOS battery replaced or you can get in touch with the company support staff to get the job done.
4. Tweaking Services.msc setting
Making Windows Time to start up automatically each time your PC starts can also be effective to deal with time issues on Windows 10. here is how you do it.
- Press Windows key + R on your keyboard simultaneously to launch the Run dialog box.
- Types Services.msc and press enter to launch the Service dialog box.
- In the Services dialog box, locate and right click on Windows Time and select Properties.
- In the Windows Time Properties dialog box, set Startup type to automatic.
- Also, ensure the Service status is Start. If it isn’t, Start the service.
- Click on Apply > OK.
FAQ: Learn more about Windows 10 time
- Why does my time keep changing?
If you’re using a Windows 10 laptop and have locations service activated, changing timezones can also cause your PC’s clock to change.
- Is it important to keep my PC time the same as local time?
Yes. Any discrepancy between PC time and Internet time can cause issues between you and websites or even locally-installed apps. For more fixes regarding Windows 10 time issues, check out this detailed guide.
- Does my PC clock update by itself during daylight savings?
Yes, your clock will automatically update. Errors with this feature are frequent, so read this article to see how to fix them.
This is it. If Windows 10 time keeps changing, the above methods should set things right.
Editor’s Note: This post was originally published in February 2019 and has been since revamped and updated in April 2020 for freshness, accuracy, and comprehensiveness.