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Confirm the output matches C90A6DF8997BF49E56B9673982F3E80745058723A707AEF8F22998AE6479597D . Option 2: Using the Windows Command Prompt
en-us-windows-10-enterprise-ltsc-2021-x64-dvd-d289cf96.iso SHA-1 Hash: C19D7DAFBAFEB26C36E31D97A465E87C7A3C8A4E
Compare the generated string to the official value above—a successful match confirms your ISO is authentic and uncorrupted.
When downloading Windows 10 Enterprise LTSC 2021 from official sources (like the Volume Licensing Service Center or your organization’s MSDN subscription), verifying the file’s hash (checksum) ensures: certutil -hashfile "C:\path\to\your_file
Eligible enterprises should securely pull down the ISO directly through the Microsoft Volume Licensing Service Center (VLSC) .
certutil -hashfile "C:\Path\To\en-us_windows_10_enterprise_ltsc_2021_x64_dvd_d289cf96.iso" SHA256 Use code with caution.
The following checksums are associated with the genuine, untouched Microsoft ISO for this specific version: or a trusted mirror).
0F99B4EB8253FBE4D8CD84C2822D724C38B7B5E5
Press the Windows Key and type "cmd" or "PowerShell".
certutil -hashfile "C:\Users\YourUsername\Downloads\en-us-windows-10-enterprise-ltsc-2021-x64-dvd-d289cf96.iso" SHA256 Use code with caution. certutil -hashfile "C:\path\to\your_file
certutil -hashfile "C:\path\to\your_file.iso" SHA256
If the SHA‑256 of your downloaded file does not match C90A6DF8... , do not use the ISO. Re‑download from an official source (VLSC, MSDN, or a trusted mirror). A mismatched hash strongly suggests a corrupt or tampered file.
When preparing long-term deployments, pay close attention to the structural licensing and lifecycle dates provided via Microsoft Learn :