Checking a downloaded installer

Matthieu Pupat
Matthieu Pupat
Altair Employee
edited July 15 in Other Discussion & Knowledge

To make sure the installer you downloaded are not corrupted, it is useful to verify their checksum and compare them with the published checksum on our website.

This article is for versions 2024 and higher. Please refer to this article for versions 2023.x and older.

Getting the installer checksum

The installer checksum is available from Altair Marketplace, right below the download link:

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You can use the image icon to copy it to your clipboard if needed.

Verifying checksum on Windows

  1. From the Windows Start menu, open a Command Prompt

    image

  2. In the command prompt, enter the following command:
    CertUtil -hashfile <full file path> SHA256

    image

  3. Verify that the checksum from Altair Marketplace and the output of the CertUtil command match

    image

Verifying checksum on Linux

  1. Open a terminal window

  2. At the command prompt, enter the following command
    sha256sum <full file path>

    image

  3. Verify that the checksum from Altair Marketplace and the output of the md5sum command match

    image

 

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