License Server 25.4
License Server Help

# UpdateLicense

Replaces an existing license file on disk, after checking that the new provided license is valid for use.

## Example

The following cURL command uses a POST request to send an UpdateLicense action to License Server, with the new license key.

    curl -F license=@licensekey.dat http://licenseserverhost:port/action=updatelicense

## Required Parameters

The following action parameters are required.

Parameter | Description
--- | ---
License | The new `license.dat` key to use, in multipart/form-data.

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Version 25.4 | Last updated October 2025

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Product: Knowledge Discovery License Server 25.4

Topic Title: UpdateLicense