System time synchronized with the hardware clock

Rahul Indore 31 Reputation points
2021-04-22T12:49:05.657+00:00

Hello,

In Windows 10 Professional, I had faced System time synchronized with the hardware clock by 1 minute in interval of approx. 15 days. System never undergoes restart and shutdown. Please find attached screenshot for reference.90300-system-time.png

I need to stop this synchronization any leads are most welcome in advance.

Thanks.

Windows for business | Windows Client for IT Pros | User experience | Other

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Answer accepted by question author

Michael Taylor 61,226 Reputation points
2021-04-22T13:47:58.787+00:00

You should only be getting this if you have disabled time sync on the Internet. But why you would ever stop doing that is beyond me. Clocks naturally drift over time. The whole point of syncing with the time servers is to ensure that your system clock is always accurate otherwise you'll slowly see drift over time. At some point it will start impacting your ability to use applications. For example most sign in systems use a time-limited token. If your clock drifts far enough away then it is possible for you to get a time-limited token that your system thinks is already invalid and hence sign in starts failing.

Therefore, I believe, you should always be syncing with an internet time server and that should be the default setting. If Windows isn't using a time server then my understanding is that you can see this message as Windows syncs to the BIOS clock (hence hardware clock). If you should be syncing with the time server but you're seeing this message (time servers generate a different message IIRC) then there may be an issue getting to the time server(s) on the internet.

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  1. Ondrej Riha 0 Reputation points
    2026-07-01T15:45:52.67+00:00

    Time sync could be sw based or hw based, but CMOS danger present.

    It could make network threat, but ntp servers could vary and could be even atomic based sync on country domains.

    Like universities have their tik.cesnet.cz and tak.cesnet.cz

    But if sync your bt on boot, it is not guaranted of uefi boot when there is no mouse and keyboard if there are no drivers built-in or not allowed. Time sync is not currently there, but system danger of 64bit allowance to change things is cheat additions of registry domains of app purchases and email falsifyware including time sending or receiving, so main providers make their standardizations, but maybe not coverage and matrixes for advances in this archaic domains of UNIX historic challenges from reality and their PC advances(w32time service).

    So if there is time sync to hw sync, it is not automatically and from 64bit and 32 bit and 16 bit and 8 bit eras, currently limited. But that is not core count trouble of 4core87 architectures and longiness of processing cycle is limitations for bit-ness and their industry. If there is atomic need on satellites, who knows how to access country registries and yellow pages, services there and time.windows.com is part of that distributions... Including country and regional power centres and distribution of profits and their time needs,

    like sync to your hw time when there is CMOS trouble with CR3032 ban devices or some time misses of your memories and time holes so time sync, uptime and similar guiness records are in danger of upload... or reset... NTP servers needed, or their upgrade and Windows maybe knows how to approach tak.cesnet.cz and their uni industry CDN profits. Atomic in EU satellites need their 20 years repair profits for that. Challenges in F1 donors are in trouble to extends their industry, UNIversities on Needware and their clouds on LAN in RIPE registry on Yellow Pages and their registry domains with Tags and Categories, Clusters there and AI, Google suspicious.

    #Get-Service

    ##service

    #sudo sc.exe config w32time start=auto

    ##Set-Service -Name w32time -StartupType Automatic -ErrorAction Stop

    ###SilentlyContinue, Stop, Continue, Inquire, Ignore, Suspend, Break

    ## https://learn.microsoft.com/en-us/windows-server/networking/windows-time-service/Windows-Time-Service-Tools-and-Settings?tabs=config

    #sudo w32tm /query /configuration

    sudo w32tm /resync

    w32tm /query /status

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  2. Carl Fan 6,901 Reputation points
    2021-04-23T09:46:12.043+00:00

    Hi,
    If you do not have windows set to sync with an internet time server, it will sync with your BIOS clock.
    https://www.windowschimp.com/synchronize-windows-10-time-with-internet-time-server/
    Usually Windows synchronize time task under Task Scheduler will automatically help you update the time.
    Disable system time synchronisation
    https://superuser.com/questions/862899/disable-system-time-synchronisation
    Hope this helps and please help to accept as Answer if the response is useful.
    Best Regards,
    Carl

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