Select File > Save Config to ensure settings persist.
You can obtain this software directly from the official NIST website or affiliated educational/government resources to ensure you are downloading a safe, uncorrupted version.
Locate the link for the NIST Windows software (nistime-32bit.exe).
: Open the configuration settings and mark the check-box to routing queries through NTP over UDP port 123 . This reduces local bandwidth strain compared to older TCP alternatives. Important Security Warning: Avoid Malicious Clones
With modern Windows 10/11 featuring robust native NTP settings, is a tool from the early 2000s still necessary?
: Double-click to open the application window. Select File →right arrow
Historically, NIST provided official, free client software utilities (such as NISTIME-32bit.exe or nistime.exe ) to allow users to connect to their servers via dial-up modems or the internet to sync local system clocks. Core Functions
NISTIME-32bit.exe is a free, official utility provided by the National Institute of Standards and Technology (NIST)